diff options
Diffstat (limited to 'nx-X11/programs/Xserver/xfixes')
| -rwxr-xr-x | nx-X11/programs/Xserver/xfixes/Imakefile | 17 | ||||
| -rwxr-xr-x | nx-X11/programs/Xserver/xfixes/cursor.c | 754 | ||||
| -rwxr-xr-x | nx-X11/programs/Xserver/xfixes/cursor.c.NX.original | 754 | ||||
| -rwxr-xr-x | nx-X11/programs/Xserver/xfixes/cursor.c.X.original | 753 | ||||
| -rwxr-xr-x | nx-X11/programs/Xserver/xfixes/region.c | 864 | ||||
| -rwxr-xr-x | nx-X11/programs/Xserver/xfixes/saveset.c | 79 | ||||
| -rwxr-xr-x | nx-X11/programs/Xserver/xfixes/select.c | 281 | ||||
| -rwxr-xr-x | nx-X11/programs/Xserver/xfixes/select.c.NX.original | 281 | ||||
| -rwxr-xr-x | nx-X11/programs/Xserver/xfixes/select.c.X.original | 279 | ||||
| -rwxr-xr-x | nx-X11/programs/Xserver/xfixes/xfixes.c | 231 | ||||
| -rwxr-xr-x | nx-X11/programs/Xserver/xfixes/xfixes.h | 54 | ||||
| -rwxr-xr-x | nx-X11/programs/Xserver/xfixes/xfixesint.h | 243 |
12 files changed, 4590 insertions, 0 deletions
diff --git a/nx-X11/programs/Xserver/xfixes/Imakefile b/nx-X11/programs/Xserver/xfixes/Imakefile new file mode 100755 index 000000000..e467ed149 --- /dev/null +++ b/nx-X11/programs/Xserver/xfixes/Imakefile @@ -0,0 +1,17 @@ +#include <Server.tmpl> + + SRCS = cursor.c region.c saveset.c select.c xfixes.c + + OBJS = cursor.o region.o saveset.o select.o xfixes.o + + INCLUDES = -I. -I../include -I../Xext -I../fixes -I../render \ + -I$(EXTINCSRC) -I$(XINCLUDESRC) + + LINTLIBS = ../dix/llib-ldix.ln ../os/llib-los.ln + +NormalLibraryTarget(xfixes,$(OBJS)) +NormalLibraryObjectRule() +LintLibraryTarget(xfixes,$(SRCS)) +NormalLintTarget($(SRCS)) + +DependTarget() diff --git a/nx-X11/programs/Xserver/xfixes/cursor.c b/nx-X11/programs/Xserver/xfixes/cursor.c new file mode 100755 index 000000000..f6895d193 --- /dev/null +++ b/nx-X11/programs/Xserver/xfixes/cursor.c @@ -0,0 +1,754 @@ +/* + * $Id: cursor.c,v 1.6 2005/07/03 07:37:35 daniels Exp $ + * + * Copyright © 2002 Keith Packard + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the name of Keith Packard not be used in + * advertising or publicity pertaining to distribution of the software without + * specific, written prior permission. Keith Packard makes no + * representations about the suitability of this software for any purpose. It + * is provided "as is" without express or implied warranty. + * + * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR + * PERFORMANCE OF THIS SOFTWARE. + */ + +#ifdef HAVE_DIX_CONFIG_H +#include <dix-config.h> +#endif + +#include "xfixesint.h" +#include "scrnintstr.h" +#include "cursorstr.h" +#include "dixevents.h" +#include "servermd.h" +#include "inputstr.h" +#include "windowstr.h" + +static RESTYPE CursorClientType; +static RESTYPE CursorWindowType; +static int CursorScreenPrivateIndex = -1; +static int CursorGeneration; +static CursorPtr CursorCurrent; + +#define VERIFY_CURSOR(pCursor, cursor, client, access) { \ + pCursor = (CursorPtr)SecurityLookupIDByType((client), (cursor), \ + RT_CURSOR, (access)); \ + if (!pCursor) { \ + (client)->errorValue = (cursor); \ + return BadCursor; \ + } \ +} + +/* + * There is a global list of windows selecting for cursor events + */ + +typedef struct _CursorEvent *CursorEventPtr; + +typedef struct _CursorEvent { + CursorEventPtr next; + CARD32 eventMask; + ClientPtr pClient; + WindowPtr pWindow; + XID clientResource; +} CursorEventRec; + +static CursorEventPtr cursorEvents; + +/* + * Wrap DisplayCursor to catch cursor change events + */ + +typedef struct _CursorScreen { + DisplayCursorProcPtr DisplayCursor; + CloseScreenProcPtr CloseScreen; +} CursorScreenRec, *CursorScreenPtr; + +#define GetCursorScreen(s) ((CursorScreenPtr) ((s)->devPrivates[CursorScreenPrivateIndex].ptr)) +#define GetCursorScreenIfSet(s) ((CursorScreenPrivateIndex != -1) ? GetCursorScreen(s) : NULL) +#define SetCursorScreen(s,p) ((s)->devPrivates[CursorScreenPrivateIndex].ptr = (pointer) (p)) +#define Wrap(as,s,elt,func) (((as)->elt = (s)->elt), (s)->elt = func) +#define Unwrap(as,s,elt) ((s)->elt = (as)->elt) + +static Bool +CursorDisplayCursor (ScreenPtr pScreen, + CursorPtr pCursor) +{ + CursorScreenPtr cs = GetCursorScreen(pScreen); + Bool ret; + + Unwrap (cs, pScreen, DisplayCursor); + ret = (*pScreen->DisplayCursor) (pScreen, pCursor); + if (pCursor != CursorCurrent) + { + CursorEventPtr e; + + CursorCurrent = pCursor; + for (e = cursorEvents; e; e = e->next) + { + if ((e->eventMask & XFixesDisplayCursorNotifyMask) && + !e->pClient->clientGone) + { + xXFixesCursorNotifyEvent ev; + ev.type = XFixesEventBase + XFixesCursorNotify; + ev.subtype = XFixesDisplayCursorNotify; + ev.sequenceNumber = e->pClient->sequence; + ev.window = e->pWindow->drawable.id; + ev.cursorSerial = pCursor->serialNumber; + ev.timestamp = currentTime.milliseconds; + ev.name = pCursor->name; + WriteEventsToClient (e->pClient, 1, (xEvent *) &ev); + } + } + } + Wrap (cs, pScreen, DisplayCursor, CursorDisplayCursor); + return ret; +} + +static Bool +CursorCloseScreen (int index, ScreenPtr pScreen) +{ + CursorScreenPtr cs = GetCursorScreen (pScreen); + Bool ret; + + Unwrap (cs, pScreen, CloseScreen); + Unwrap (cs, pScreen, DisplayCursor); + ret = (*pScreen->CloseScreen) (index, pScreen); + xfree (cs); + if (index == 0) + CursorScreenPrivateIndex = -1; + return ret; +} + +#define CursorAllEvents (XFixesDisplayCursorNotifyMask) + +static int +XFixesSelectCursorInput (ClientPtr pClient, + WindowPtr pWindow, + CARD32 eventMask) +{ + CursorEventPtr *prev, e; + + for (prev = &cursorEvents; (e = *prev); prev = &e->next) + { + if (e->pClient == pClient && + e->pWindow == pWindow) + { + break; + } + } + if (!eventMask) + { + if (e) + { + FreeResource (e->clientResource, 0); + } + return Success; + } + if (!e) + { + e = (CursorEventPtr) xalloc (sizeof (CursorEventRec)); + if (!e) + return BadAlloc; + + e->next = 0; + e->pClient = pClient; + e->pWindow = pWindow; + e->clientResource = FakeClientID(pClient->index); + + /* + * Add a resource hanging from the window to + * catch window destroy + */ + if (!LookupIDByType(pWindow->drawable.id, CursorWindowType)) + if (!AddResource (pWindow->drawable.id, CursorWindowType, + (pointer) pWindow)) + { + xfree (e); + return BadAlloc; + } + + if (!AddResource (e->clientResource, CursorClientType, (pointer) e)) + return BadAlloc; + + *prev = e; + } + e->eventMask = eventMask; + return Success; +} + +int +ProcXFixesSelectCursorInput (ClientPtr client) +{ + REQUEST (xXFixesSelectCursorInputReq); + WindowPtr pWin; + + REQUEST_SIZE_MATCH (xXFixesSelectCursorInputReq); + pWin = (WindowPtr)SecurityLookupWindow(stuff->window, client, + SecurityReadAccess); + if (!pWin) + return(BadWindow); + if (stuff->eventMask & ~CursorAllEvents) + { + client->errorValue = stuff->eventMask; + return( BadValue ); + } + return XFixesSelectCursorInput (client, pWin, stuff->eventMask); +} + +static int +GetBit (unsigned char *line, int x) +{ + unsigned char mask; + + if (screenInfo.bitmapBitOrder == LSBFirst) + mask = (1 << (x & 7)); + else + mask = (0x80 >> (x & 7)); + /* XXX assumes byte order is host byte order */ + line += (x >> 3); + if (*line & mask) + return 1; + return 0; +} + +int +SProcXFixesSelectCursorInput (ClientPtr client) +{ + register int n; + REQUEST(xXFixesSelectCursorInputReq); + + swaps(&stuff->length, n); + swapl(&stuff->window, n); + swapl(&stuff->eventMask, n); + return (*ProcXFixesVector[stuff->xfixesReqType]) (client); +} + +void +SXFixesCursorNotifyEvent (xXFixesCursorNotifyEvent *from, + xXFixesCursorNotifyEvent *to) +{ + to->type = from->type; + cpswaps (from->sequenceNumber, to->sequenceNumber); + cpswapl (from->window, to->window); + cpswapl (from->cursorSerial, to->cursorSerial); + cpswapl (from->timestamp, to->timestamp); + cpswapl (from->name, to->name); +} + +static void +CopyCursorToImage (CursorPtr pCursor, CARD32 *image) +{ + int width = pCursor->bits->width; + int height = pCursor->bits->height; + int npixels = width * height; + +#ifdef ARGB_CURSOR + if (pCursor->bits->argb) + memcpy (image, pCursor->bits->argb, npixels * sizeof (CARD32)); + else +#endif + { + unsigned char *srcLine = pCursor->bits->source; + unsigned char *mskLine = pCursor->bits->mask; + int stride = BitmapBytePad (width); + int x, y; + CARD32 fg, bg; + + fg = (0xff000000 | + ((pCursor->foreRed & 0xff00) << 8) | + (pCursor->foreGreen & 0xff00) | + (pCursor->foreBlue >> 8)); + bg = (0xff000000 | + ((pCursor->backRed & 0xff00) << 8) | + (pCursor->backGreen & 0xff00) | + (pCursor->backBlue >> 8)); + for (y = 0; y < height; y++) + { + for (x = 0; x < width; x++) + { + if (GetBit (mskLine, x)) + { + if (GetBit (srcLine, x)) + *image++ = fg; + else + *image++ = bg; + } + else + *image++ = 0; + } + srcLine += stride; + mskLine += stride; + } + } +} + +int +ProcXFixesGetCursorImage (ClientPtr client) +{ +/* REQUEST(xXFixesGetCursorImageReq); */ + xXFixesGetCursorImageReply *rep; + CursorPtr pCursor; + CARD32 *image; + int npixels; + int width, height; + int x, y; + + REQUEST_SIZE_MATCH(xXFixesGetCursorImageReq); + pCursor = CursorCurrent; + if (!pCursor) + return BadCursor; + GetSpritePosition (&x, &y); + width = pCursor->bits->width; + height = pCursor->bits->height; + npixels = width * height; + rep = xalloc (sizeof (xXFixesGetCursorImageReply) + + npixels * sizeof (CARD32)); + if (!rep) + return BadAlloc; + + rep->type = X_Reply; + rep->sequenceNumber = client->sequence; + rep->length = npixels; + rep->width = width; + rep->height = height; + rep->x = x; + rep->y = y; + rep->xhot = pCursor->bits->xhot; + rep->yhot = pCursor->bits->yhot; + rep->cursorSerial = pCursor->serialNumber; + + image = (CARD32 *) (rep + 1); + CopyCursorToImage (pCursor, image); + if (client->swapped) + { + int n; + swaps (&rep->sequenceNumber, n); + swapl (&rep->length, n); + swaps (&rep->x, n); + swaps (&rep->y, n); + swaps (&rep->width, n); + swaps (&rep->height, n); + swaps (&rep->xhot, n); + swaps (&rep->yhot, n); + swapl (&rep->cursorSerial, n); + SwapLongs (image, npixels); + } + (void) WriteToClient(client, sizeof (xXFixesGetCursorImageReply) + + (npixels << 2), (char *) rep); + xfree (rep); + return client->noClientException; +} + +int +SProcXFixesGetCursorImage (ClientPtr client) +{ + int n; + REQUEST(xXFixesGetCursorImageReq); + swaps (&stuff->length, n); + return (*ProcXFixesVector[stuff->xfixesReqType]) (client); +} + +int +ProcXFixesSetCursorName (ClientPtr client) +{ + CursorPtr pCursor; + char *tchar; + REQUEST(xXFixesSetCursorNameReq); + Atom atom; + + REQUEST_AT_LEAST_SIZE(xXFixesSetCursorNameReq); + VERIFY_CURSOR(pCursor, stuff->cursor, client, SecurityWriteAccess); + tchar = (char *) &stuff[1]; + atom = MakeAtom (tchar, stuff->nbytes, TRUE); + if (atom == BAD_RESOURCE) + return BadAlloc; + + pCursor->name = atom; + return(client->noClientException); +} + +int +SProcXFixesSetCursorName (ClientPtr client) +{ + int n; + REQUEST(xXFixesSetCursorNameReq); + + swaps (&stuff->length, n); + REQUEST_AT_LEAST_SIZE(xXFixesSetCursorNameReq); + swapl (&stuff->cursor, n); + swaps (&stuff->nbytes, n); + return (*ProcXFixesVector[stuff->xfixesReqType]) (client); +} + +int +ProcXFixesGetCursorName (ClientPtr client) +{ + CursorPtr pCursor; + xXFixesGetCursorNameReply reply; + REQUEST(xXFixesGetCursorNameReq); + char *str; + int len; + + REQUEST_SIZE_MATCH(xXFixesGetCursorNameReq); + VERIFY_CURSOR(pCursor, stuff->cursor, client, SecurityReadAccess); + if (pCursor->name) + str = NameForAtom (pCursor->name); + else + str = ""; + len = strlen (str); + + reply.type = X_Reply; + reply.length = (len + 3) >> 2; + reply.sequenceNumber = client->sequence; + reply.atom = pCursor->name; + reply.nbytes = len; + if (client->swapped) + { + int n; + swaps (&reply.sequenceNumber, n); + swapl (&reply.length, n); + swapl (&reply.atom, n); + swaps (&reply.nbytes, n); + } + WriteReplyToClient(client, sizeof(xXFixesGetCursorNameReply), &reply); + (void)WriteToClient(client, len, str); + + return(client->noClientException); +} + +int +SProcXFixesGetCursorName (ClientPtr client) +{ + int n; + REQUEST(xXFixesSetCursorNameReq); + + swaps (&stuff->length, n); + REQUEST_SIZE_MATCH(xXFixesGetCursorNameReq); + swapl (&stuff->cursor, n); + return (*ProcXFixesVector[stuff->xfixesReqType]) (client); +} + +int +ProcXFixesGetCursorImageAndName (ClientPtr client) +{ +/* REQUEST(xXFixesGetCursorImageAndNameReq); */ + xXFixesGetCursorImageAndNameReply *rep; + CursorPtr pCursor; + CARD32 *image; + int npixels; + char *name; + int nbytes, nbytesRound; + int width, height; + int x, y; + + REQUEST_SIZE_MATCH(xXFixesGetCursorImageAndNameReq); + pCursor = CursorCurrent; + if (!pCursor) + return BadCursor; + GetSpritePosition (&x, &y); + width = pCursor->bits->width; + height = pCursor->bits->height; + npixels = width * height; + name = pCursor->name ? NameForAtom (pCursor->name) : ""; + nbytes = strlen (name); + nbytesRound = (nbytes + 3) & ~3; + rep = xalloc (sizeof (xXFixesGetCursorImageAndNameReply) + + npixels * sizeof (CARD32) + nbytesRound); + if (!rep) + return BadAlloc; + + rep->type = X_Reply; + rep->sequenceNumber = client->sequence; + rep->length = npixels + (nbytesRound >> 2); + rep->width = width; + rep->height = height; + rep->x = x; + rep->y = y; + rep->xhot = pCursor->bits->xhot; + rep->yhot = pCursor->bits->yhot; + rep->cursorSerial = pCursor->serialNumber; + rep->cursorName = pCursor->name; + rep->nbytes = nbytes; + + image = (CARD32 *) (rep + 1); + CopyCursorToImage (pCursor, image); + memcpy ((image + npixels), name, nbytes); + if (client->swapped) + { + int n; + swaps (&rep->sequenceNumber, n); + swapl (&rep->length, n); + swaps (&rep->x, n); + swaps (&rep->y, n); + swaps (&rep->width, n); + swaps (&rep->height, n); + swaps (&rep->xhot, n); + swaps (&rep->yhot, n); + swapl (&rep->cursorSerial, n); + swapl (&rep->cursorName, n); + swaps (&rep->nbytes, n); + SwapLongs (image, npixels); + } + (void) WriteToClient(client, sizeof (xXFixesGetCursorImageAndNameReply) + + (npixels << 2) + nbytesRound, (char *) rep); + xfree (rep); + return client->noClientException; +} + +int +SProcXFixesGetCursorImageAndName (ClientPtr client) +{ + int n; + REQUEST(xXFixesGetCursorImageAndNameReq); + swaps (&stuff->length, n); + return (*ProcXFixesVector[stuff->xfixesReqType]) (client); +} + +/* + * Find every cursor reference in the system, ask testCursor + * whether it should be replaced with a reference to pCursor. + */ + +typedef Bool (*TestCursorFunc) (CursorPtr pOld, pointer closure); + +typedef struct { + RESTYPE type; + TestCursorFunc testCursor; + CursorPtr pNew; + pointer closure; +} ReplaceCursorLookupRec, *ReplaceCursorLookupPtr; + +static const RESTYPE CursorRestypes[] = { + RT_WINDOW, RT_PASSIVEGRAB, RT_CURSOR +}; + +#define NUM_CURSOR_RESTYPES (sizeof (CursorRestypes) / sizeof (CursorRestypes[0])) + +static Bool +ReplaceCursorLookup (pointer value, XID id, pointer closure) +{ + ReplaceCursorLookupPtr rcl = (ReplaceCursorLookupPtr) closure; + WindowPtr pWin; + GrabPtr pGrab; + CursorPtr pCursor = 0, *pCursorRef = 0; + XID cursor = 0; + + switch (rcl->type) { + case RT_WINDOW: + pWin = (WindowPtr) value; + if (pWin->optional) + { + pCursorRef = &pWin->optional->cursor; + pCursor = *pCursorRef; + } + break; + case RT_PASSIVEGRAB: + pGrab = (GrabPtr) value; + pCursorRef = &pGrab->cursor; + pCursor = *pCursorRef; + break; + case RT_CURSOR: + pCursorRef = 0; + pCursor = (CursorPtr) value; + cursor = id; + break; + } + if (pCursor && pCursor != rcl->pNew) + { + if ((*rcl->testCursor) (pCursor, rcl->closure)) + { + rcl->pNew->refcnt++; + /* either redirect reference or update resource database */ + if (pCursorRef) + *pCursorRef = rcl->pNew; + else + ChangeResourceValue (id, RT_CURSOR, rcl->pNew); + FreeCursor (pCursor, cursor); + } + } + return FALSE; /* keep walking */ +} + +static void +ReplaceCursor (CursorPtr pCursor, + TestCursorFunc testCursor, + pointer closure) +{ + int clientIndex; + int resIndex; + ReplaceCursorLookupRec rcl; + + /* + * Cursors exist only in the resource database, windows and grabs. + * All of these are always pointed at by the resource database. Walk + * the whole thing looking for cursors + */ + rcl.testCursor = testCursor; + rcl.pNew = pCursor; + rcl.closure = closure; + + /* for each client */ + for (clientIndex = 0; clientIndex < currentMaxClients; clientIndex++) + { + if (!clients[clientIndex]) + continue; + for (resIndex = 0; resIndex < NUM_CURSOR_RESTYPES; resIndex++) + { + rcl.type = CursorRestypes[resIndex]; + /* + * This function walks the entire client resource database + */ + LookupClientResourceComplex (clients[clientIndex], + rcl.type, + ReplaceCursorLookup, + (pointer) &rcl); + } + } + /* this "knows" that WindowHasNewCursor doesn't depend on it's argument */ + WindowHasNewCursor (WindowTable[0]); +} + +static Bool +TestForCursor (CursorPtr pCursor, pointer closure) +{ + return (pCursor == (CursorPtr) closure); +} + +int +ProcXFixesChangeCursor (ClientPtr client) +{ + CursorPtr pSource, pDestination; + REQUEST(xXFixesChangeCursorReq); + + REQUEST_SIZE_MATCH(xXFixesChangeCursorReq); + VERIFY_CURSOR (pSource, stuff->source, client, SecurityReadAccess); + VERIFY_CURSOR (pDestination, stuff->destination, client, SecurityWriteAccess); + + ReplaceCursor (pSource, TestForCursor, (pointer) pDestination); + return (client->noClientException); +} + +int +SProcXFixesChangeCursor (ClientPtr client) +{ + int n; + REQUEST(xXFixesChangeCursorReq); + + swaps (&stuff->length, n); + REQUEST_SIZE_MATCH(xXFixesChangeCursorReq); + swapl (&stuff->source, n); + swapl (&stuff->destination, n); + return (*ProcXFixesVector[stuff->xfixesReqType]) (client); +} + +static Bool +TestForCursorName (CursorPtr pCursor, pointer closure) +{ + return (pCursor->name == (Atom) closure); +} + +int +ProcXFixesChangeCursorByName (ClientPtr client) +{ + CursorPtr pSource; + Atom name; + char *tchar; + REQUEST(xXFixesChangeCursorByNameReq); + + REQUEST_FIXED_SIZE(xXFixesChangeCursorByNameReq, stuff->nbytes); + VERIFY_CURSOR(pSource, stuff->source, client, SecurityReadAccess); + tchar = (char *) &stuff[1]; + name = MakeAtom (tchar, stuff->nbytes, FALSE); + if (name) + ReplaceCursor (pSource, TestForCursorName, (pointer) name); + return (client->noClientException); +} + +int +SProcXFixesChangeCursorByName (ClientPtr client) +{ + int n; + REQUEST(xXFixesChangeCursorByNameReq); + + swaps (&stuff->length, n); + REQUEST_AT_LEAST_SIZE (xXFixesChangeCursorByNameReq); + swapl (&stuff->source, n); + swaps (&stuff->nbytes, n); + return (*ProcXFixesVector[stuff->xfixesReqType]) (client); +} + +static int +CursorFreeClient (pointer data, XID id) +{ + CursorEventPtr old = (CursorEventPtr) data; + CursorEventPtr *prev, e; + + for (prev = &cursorEvents; (e = *prev); prev = &e->next) + { + if (e == old) + { + *prev = e->next; + xfree (e); + break; + } + } + return 1; +} + +static int +CursorFreeWindow (pointer data, XID id) +{ + WindowPtr pWindow = (WindowPtr) data; + CursorEventPtr e, next; + + for (e = cursorEvents; e; e = next) + { + next = e->next; + if (e->pWindow == pWindow) + { + FreeResource (e->clientResource, 0); + } + } + return 1; +} + +Bool +XFixesCursorInit (void) +{ + int i; + + if (CursorGeneration != serverGeneration) + { + CursorScreenPrivateIndex = AllocateScreenPrivateIndex (); + if (CursorScreenPrivateIndex < 0) + return FALSE; + CursorGeneration = serverGeneration; + } + for (i = 0; i < screenInfo.numScreens; i++) + { + ScreenPtr pScreen = screenInfo.screens[i]; + CursorScreenPtr cs; + + cs = (CursorScreenPtr) xalloc (sizeof (CursorScreenRec)); + if (!cs) + return FALSE; + Wrap (cs, pScreen, CloseScreen, CursorCloseScreen); + Wrap (cs, pScreen, DisplayCursor, CursorDisplayCursor); + SetCursorScreen (pScreen, cs); + } + CursorClientType = CreateNewResourceType(CursorFreeClient); + CursorWindowType = CreateNewResourceType(CursorFreeWindow); + return CursorClientType && CursorWindowType; +} + diff --git a/nx-X11/programs/Xserver/xfixes/cursor.c.NX.original b/nx-X11/programs/Xserver/xfixes/cursor.c.NX.original new file mode 100755 index 000000000..f6895d193 --- /dev/null +++ b/nx-X11/programs/Xserver/xfixes/cursor.c.NX.original @@ -0,0 +1,754 @@ +/* + * $Id: cursor.c,v 1.6 2005/07/03 07:37:35 daniels Exp $ + * + * Copyright © 2002 Keith Packard + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the name of Keith Packard not be used in + * advertising or publicity pertaining to distribution of the software without + * specific, written prior permission. Keith Packard makes no + * representations about the suitability of this software for any purpose. It + * is provided "as is" without express or implied warranty. + * + * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR + * PERFORMANCE OF THIS SOFTWARE. + */ + +#ifdef HAVE_DIX_CONFIG_H +#include <dix-config.h> +#endif + +#include "xfixesint.h" +#include "scrnintstr.h" +#include "cursorstr.h" +#include "dixevents.h" +#include "servermd.h" +#include "inputstr.h" +#include "windowstr.h" + +static RESTYPE CursorClientType; +static RESTYPE CursorWindowType; +static int CursorScreenPrivateIndex = -1; +static int CursorGeneration; +static CursorPtr CursorCurrent; + +#define VERIFY_CURSOR(pCursor, cursor, client, access) { \ + pCursor = (CursorPtr)SecurityLookupIDByType((client), (cursor), \ + RT_CURSOR, (access)); \ + if (!pCursor) { \ + (client)->errorValue = (cursor); \ + return BadCursor; \ + } \ +} + +/* + * There is a global list of windows selecting for cursor events + */ + +typedef struct _CursorEvent *CursorEventPtr; + +typedef struct _CursorEvent { + CursorEventPtr next; + CARD32 eventMask; + ClientPtr pClient; + WindowPtr pWindow; + XID clientResource; +} CursorEventRec; + +static CursorEventPtr cursorEvents; + +/* + * Wrap DisplayCursor to catch cursor change events + */ + +typedef struct _CursorScreen { + DisplayCursorProcPtr DisplayCursor; + CloseScreenProcPtr CloseScreen; +} CursorScreenRec, *CursorScreenPtr; + +#define GetCursorScreen(s) ((CursorScreenPtr) ((s)->devPrivates[CursorScreenPrivateIndex].ptr)) +#define GetCursorScreenIfSet(s) ((CursorScreenPrivateIndex != -1) ? GetCursorScreen(s) : NULL) +#define SetCursorScreen(s,p) ((s)->devPrivates[CursorScreenPrivateIndex].ptr = (pointer) (p)) +#define Wrap(as,s,elt,func) (((as)->elt = (s)->elt), (s)->elt = func) +#define Unwrap(as,s,elt) ((s)->elt = (as)->elt) + +static Bool +CursorDisplayCursor (ScreenPtr pScreen, + CursorPtr pCursor) +{ + CursorScreenPtr cs = GetCursorScreen(pScreen); + Bool ret; + + Unwrap (cs, pScreen, DisplayCursor); + ret = (*pScreen->DisplayCursor) (pScreen, pCursor); + if (pCursor != CursorCurrent) + { + CursorEventPtr e; + + CursorCurrent = pCursor; + for (e = cursorEvents; e; e = e->next) + { + if ((e->eventMask & XFixesDisplayCursorNotifyMask) && + !e->pClient->clientGone) + { + xXFixesCursorNotifyEvent ev; + ev.type = XFixesEventBase + XFixesCursorNotify; + ev.subtype = XFixesDisplayCursorNotify; + ev.sequenceNumber = e->pClient->sequence; + ev.window = e->pWindow->drawable.id; + ev.cursorSerial = pCursor->serialNumber; + ev.timestamp = currentTime.milliseconds; + ev.name = pCursor->name; + WriteEventsToClient (e->pClient, 1, (xEvent *) &ev); + } + } + } + Wrap (cs, pScreen, DisplayCursor, CursorDisplayCursor); + return ret; +} + +static Bool +CursorCloseScreen (int index, ScreenPtr pScreen) +{ + CursorScreenPtr cs = GetCursorScreen (pScreen); + Bool ret; + + Unwrap (cs, pScreen, CloseScreen); + Unwrap (cs, pScreen, DisplayCursor); + ret = (*pScreen->CloseScreen) (index, pScreen); + xfree (cs); + if (index == 0) + CursorScreenPrivateIndex = -1; + return ret; +} + +#define CursorAllEvents (XFixesDisplayCursorNotifyMask) + +static int +XFixesSelectCursorInput (ClientPtr pClient, + WindowPtr pWindow, + CARD32 eventMask) +{ + CursorEventPtr *prev, e; + + for (prev = &cursorEvents; (e = *prev); prev = &e->next) + { + if (e->pClient == pClient && + e->pWindow == pWindow) + { + break; + } + } + if (!eventMask) + { + if (e) + { + FreeResource (e->clientResource, 0); + } + return Success; + } + if (!e) + { + e = (CursorEventPtr) xalloc (sizeof (CursorEventRec)); + if (!e) + return BadAlloc; + + e->next = 0; + e->pClient = pClient; + e->pWindow = pWindow; + e->clientResource = FakeClientID(pClient->index); + + /* + * Add a resource hanging from the window to + * catch window destroy + */ + if (!LookupIDByType(pWindow->drawable.id, CursorWindowType)) + if (!AddResource (pWindow->drawable.id, CursorWindowType, + (pointer) pWindow)) + { + xfree (e); + return BadAlloc; + } + + if (!AddResource (e->clientResource, CursorClientType, (pointer) e)) + return BadAlloc; + + *prev = e; + } + e->eventMask = eventMask; + return Success; +} + +int +ProcXFixesSelectCursorInput (ClientPtr client) +{ + REQUEST (xXFixesSelectCursorInputReq); + WindowPtr pWin; + + REQUEST_SIZE_MATCH (xXFixesSelectCursorInputReq); + pWin = (WindowPtr)SecurityLookupWindow(stuff->window, client, + SecurityReadAccess); + if (!pWin) + return(BadWindow); + if (stuff->eventMask & ~CursorAllEvents) + { + client->errorValue = stuff->eventMask; + return( BadValue ); + } + return XFixesSelectCursorInput (client, pWin, stuff->eventMask); +} + +static int +GetBit (unsigned char *line, int x) +{ + unsigned char mask; + + if (screenInfo.bitmapBitOrder == LSBFirst) + mask = (1 << (x & 7)); + else + mask = (0x80 >> (x & 7)); + /* XXX assumes byte order is host byte order */ + line += (x >> 3); + if (*line & mask) + return 1; + return 0; +} + +int +SProcXFixesSelectCursorInput (ClientPtr client) +{ + register int n; + REQUEST(xXFixesSelectCursorInputReq); + + swaps(&stuff->length, n); + swapl(&stuff->window, n); + swapl(&stuff->eventMask, n); + return (*ProcXFixesVector[stuff->xfixesReqType]) (client); +} + +void +SXFixesCursorNotifyEvent (xXFixesCursorNotifyEvent *from, + xXFixesCursorNotifyEvent *to) +{ + to->type = from->type; + cpswaps (from->sequenceNumber, to->sequenceNumber); + cpswapl (from->window, to->window); + cpswapl (from->cursorSerial, to->cursorSerial); + cpswapl (from->timestamp, to->timestamp); + cpswapl (from->name, to->name); +} + +static void +CopyCursorToImage (CursorPtr pCursor, CARD32 *image) +{ + int width = pCursor->bits->width; + int height = pCursor->bits->height; + int npixels = width * height; + +#ifdef ARGB_CURSOR + if (pCursor->bits->argb) + memcpy (image, pCursor->bits->argb, npixels * sizeof (CARD32)); + else +#endif + { + unsigned char *srcLine = pCursor->bits->source; + unsigned char *mskLine = pCursor->bits->mask; + int stride = BitmapBytePad (width); + int x, y; + CARD32 fg, bg; + + fg = (0xff000000 | + ((pCursor->foreRed & 0xff00) << 8) | + (pCursor->foreGreen & 0xff00) | + (pCursor->foreBlue >> 8)); + bg = (0xff000000 | + ((pCursor->backRed & 0xff00) << 8) | + (pCursor->backGreen & 0xff00) | + (pCursor->backBlue >> 8)); + for (y = 0; y < height; y++) + { + for (x = 0; x < width; x++) + { + if (GetBit (mskLine, x)) + { + if (GetBit (srcLine, x)) + *image++ = fg; + else + *image++ = bg; + } + else + *image++ = 0; + } + srcLine += stride; + mskLine += stride; + } + } +} + +int +ProcXFixesGetCursorImage (ClientPtr client) +{ +/* REQUEST(xXFixesGetCursorImageReq); */ + xXFixesGetCursorImageReply *rep; + CursorPtr pCursor; + CARD32 *image; + int npixels; + int width, height; + int x, y; + + REQUEST_SIZE_MATCH(xXFixesGetCursorImageReq); + pCursor = CursorCurrent; + if (!pCursor) + return BadCursor; + GetSpritePosition (&x, &y); + width = pCursor->bits->width; + height = pCursor->bits->height; + npixels = width * height; + rep = xalloc (sizeof (xXFixesGetCursorImageReply) + + npixels * sizeof (CARD32)); + if (!rep) + return BadAlloc; + + rep->type = X_Reply; + rep->sequenceNumber = client->sequence; + rep->length = npixels; + rep->width = width; + rep->height = height; + rep->x = x; + rep->y = y; + rep->xhot = pCursor->bits->xhot; + rep->yhot = pCursor->bits->yhot; + rep->cursorSerial = pCursor->serialNumber; + + image = (CARD32 *) (rep + 1); + CopyCursorToImage (pCursor, image); + if (client->swapped) + { + int n; + swaps (&rep->sequenceNumber, n); + swapl (&rep->length, n); + swaps (&rep->x, n); + swaps (&rep->y, n); + swaps (&rep->width, n); + swaps (&rep->height, n); + swaps (&rep->xhot, n); + swaps (&rep->yhot, n); + swapl (&rep->cursorSerial, n); + SwapLongs (image, npixels); + } + (void) WriteToClient(client, sizeof (xXFixesGetCursorImageReply) + + (npixels << 2), (char *) rep); + xfree (rep); + return client->noClientException; +} + +int +SProcXFixesGetCursorImage (ClientPtr client) +{ + int n; + REQUEST(xXFixesGetCursorImageReq); + swaps (&stuff->length, n); + return (*ProcXFixesVector[stuff->xfixesReqType]) (client); +} + +int +ProcXFixesSetCursorName (ClientPtr client) +{ + CursorPtr pCursor; + char *tchar; + REQUEST(xXFixesSetCursorNameReq); + Atom atom; + + REQUEST_AT_LEAST_SIZE(xXFixesSetCursorNameReq); + VERIFY_CURSOR(pCursor, stuff->cursor, client, SecurityWriteAccess); + tchar = (char *) &stuff[1]; + atom = MakeAtom (tchar, stuff->nbytes, TRUE); + if (atom == BAD_RESOURCE) + return BadAlloc; + + pCursor->name = atom; + return(client->noClientException); +} + +int +SProcXFixesSetCursorName (ClientPtr client) +{ + int n; + REQUEST(xXFixesSetCursorNameReq); + + swaps (&stuff->length, n); + REQUEST_AT_LEAST_SIZE(xXFixesSetCursorNameReq); + swapl (&stuff->cursor, n); + swaps (&stuff->nbytes, n); + return (*ProcXFixesVector[stuff->xfixesReqType]) (client); +} + +int +ProcXFixesGetCursorName (ClientPtr client) +{ + CursorPtr pCursor; + xXFixesGetCursorNameReply reply; + REQUEST(xXFixesGetCursorNameReq); + char *str; + int len; + + REQUEST_SIZE_MATCH(xXFixesGetCursorNameReq); + VERIFY_CURSOR(pCursor, stuff->cursor, client, SecurityReadAccess); + if (pCursor->name) + str = NameForAtom (pCursor->name); + else + str = ""; + len = strlen (str); + + reply.type = X_Reply; + reply.length = (len + 3) >> 2; + reply.sequenceNumber = client->sequence; + reply.atom = pCursor->name; + reply.nbytes = len; + if (client->swapped) + { + int n; + swaps (&reply.sequenceNumber, n); + swapl (&reply.length, n); + swapl (&reply.atom, n); + swaps (&reply.nbytes, n); + } + WriteReplyToClient(client, sizeof(xXFixesGetCursorNameReply), &reply); + (void)WriteToClient(client, len, str); + + return(client->noClientException); +} + +int +SProcXFixesGetCursorName (ClientPtr client) +{ + int n; + REQUEST(xXFixesSetCursorNameReq); + + swaps (&stuff->length, n); + REQUEST_SIZE_MATCH(xXFixesGetCursorNameReq); + swapl (&stuff->cursor, n); + return (*ProcXFixesVector[stuff->xfixesReqType]) (client); +} + +int +ProcXFixesGetCursorImageAndName (ClientPtr client) +{ +/* REQUEST(xXFixesGetCursorImageAndNameReq); */ + xXFixesGetCursorImageAndNameReply *rep; + CursorPtr pCursor; + CARD32 *image; + int npixels; + char *name; + int nbytes, nbytesRound; + int width, height; + int x, y; + + REQUEST_SIZE_MATCH(xXFixesGetCursorImageAndNameReq); + pCursor = CursorCurrent; + if (!pCursor) + return BadCursor; + GetSpritePosition (&x, &y); + width = pCursor->bits->width; + height = pCursor->bits->height; + npixels = width * height; + name = pCursor->name ? NameForAtom (pCursor->name) : ""; + nbytes = strlen (name); + nbytesRound = (nbytes + 3) & ~3; + rep = xalloc (sizeof (xXFixesGetCursorImageAndNameReply) + + npixels * sizeof (CARD32) + nbytesRound); + if (!rep) + return BadAlloc; + + rep->type = X_Reply; + rep->sequenceNumber = client->sequence; + rep->length = npixels + (nbytesRound >> 2); + rep->width = width; + rep->height = height; + rep->x = x; + rep->y = y; + rep->xhot = pCursor->bits->xhot; + rep->yhot = pCursor->bits->yhot; + rep->cursorSerial = pCursor->serialNumber; + rep->cursorName = pCursor->name; + rep->nbytes = nbytes; + + image = (CARD32 *) (rep + 1); + CopyCursorToImage (pCursor, image); + memcpy ((image + npixels), name, nbytes); + if (client->swapped) + { + int n; + swaps (&rep->sequenceNumber, n); + swapl (&rep->length, n); + swaps (&rep->x, n); + swaps (&rep->y, n); + swaps (&rep->width, n); + swaps (&rep->height, n); + swaps (&rep->xhot, n); + swaps (&rep->yhot, n); + swapl (&rep->cursorSerial, n); + swapl (&rep->cursorName, n); + swaps (&rep->nbytes, n); + SwapLongs (image, npixels); + } + (void) WriteToClient(client, sizeof (xXFixesGetCursorImageAndNameReply) + + (npixels << 2) + nbytesRound, (char *) rep); + xfree (rep); + return client->noClientException; +} + +int +SProcXFixesGetCursorImageAndName (ClientPtr client) +{ + int n; + REQUEST(xXFixesGetCursorImageAndNameReq); + swaps (&stuff->length, n); + return (*ProcXFixesVector[stuff->xfixesReqType]) (client); +} + +/* + * Find every cursor reference in the system, ask testCursor + * whether it should be replaced with a reference to pCursor. + */ + +typedef Bool (*TestCursorFunc) (CursorPtr pOld, pointer closure); + +typedef struct { + RESTYPE type; + TestCursorFunc testCursor; + CursorPtr pNew; + pointer closure; +} ReplaceCursorLookupRec, *ReplaceCursorLookupPtr; + +static const RESTYPE CursorRestypes[] = { + RT_WINDOW, RT_PASSIVEGRAB, RT_CURSOR +}; + +#define NUM_CURSOR_RESTYPES (sizeof (CursorRestypes) / sizeof (CursorRestypes[0])) + +static Bool +ReplaceCursorLookup (pointer value, XID id, pointer closure) +{ + ReplaceCursorLookupPtr rcl = (ReplaceCursorLookupPtr) closure; + WindowPtr pWin; + GrabPtr pGrab; + CursorPtr pCursor = 0, *pCursorRef = 0; + XID cursor = 0; + + switch (rcl->type) { + case RT_WINDOW: + pWin = (WindowPtr) value; + if (pWin->optional) + { + pCursorRef = &pWin->optional->cursor; + pCursor = *pCursorRef; + } + break; + case RT_PASSIVEGRAB: + pGrab = (GrabPtr) value; + pCursorRef = &pGrab->cursor; + pCursor = *pCursorRef; + break; + case RT_CURSOR: + pCursorRef = 0; + pCursor = (CursorPtr) value; + cursor = id; + break; + } + if (pCursor && pCursor != rcl->pNew) + { + if ((*rcl->testCursor) (pCursor, rcl->closure)) + { + rcl->pNew->refcnt++; + /* either redirect reference or update resource database */ + if (pCursorRef) + *pCursorRef = rcl->pNew; + else + ChangeResourceValue (id, RT_CURSOR, rcl->pNew); + FreeCursor (pCursor, cursor); + } + } + return FALSE; /* keep walking */ +} + +static void +ReplaceCursor (CursorPtr pCursor, + TestCursorFunc testCursor, + pointer closure) +{ + int clientIndex; + int resIndex; + ReplaceCursorLookupRec rcl; + + /* + * Cursors exist only in the resource database, windows and grabs. + * All of these are always pointed at by the resource database. Walk + * the whole thing looking for cursors + */ + rcl.testCursor = testCursor; + rcl.pNew = pCursor; + rcl.closure = closure; + + /* for each client */ + for (clientIndex = 0; clientIndex < currentMaxClients; clientIndex++) + { + if (!clients[clientIndex]) + continue; + for (resIndex = 0; resIndex < NUM_CURSOR_RESTYPES; resIndex++) + { + rcl.type = CursorRestypes[resIndex]; + /* + * This function walks the entire client resource database + */ + LookupClientResourceComplex (clients[clientIndex], + rcl.type, + ReplaceCursorLookup, + (pointer) &rcl); + } + } + /* this "knows" that WindowHasNewCursor doesn't depend on it's argument */ + WindowHasNewCursor (WindowTable[0]); +} + +static Bool +TestForCursor (CursorPtr pCursor, pointer closure) +{ + return (pCursor == (CursorPtr) closure); +} + +int +ProcXFixesChangeCursor (ClientPtr client) +{ + CursorPtr pSource, pDestination; + REQUEST(xXFixesChangeCursorReq); + + REQUEST_SIZE_MATCH(xXFixesChangeCursorReq); + VERIFY_CURSOR (pSource, stuff->source, client, SecurityReadAccess); + VERIFY_CURSOR (pDestination, stuff->destination, client, SecurityWriteAccess); + + ReplaceCursor (pSource, TestForCursor, (pointer) pDestination); + return (client->noClientException); +} + +int +SProcXFixesChangeCursor (ClientPtr client) +{ + int n; + REQUEST(xXFixesChangeCursorReq); + + swaps (&stuff->length, n); + REQUEST_SIZE_MATCH(xXFixesChangeCursorReq); + swapl (&stuff->source, n); + swapl (&stuff->destination, n); + return (*ProcXFixesVector[stuff->xfixesReqType]) (client); +} + +static Bool +TestForCursorName (CursorPtr pCursor, pointer closure) +{ + return (pCursor->name == (Atom) closure); +} + +int +ProcXFixesChangeCursorByName (ClientPtr client) +{ + CursorPtr pSource; + Atom name; + char *tchar; + REQUEST(xXFixesChangeCursorByNameReq); + + REQUEST_FIXED_SIZE(xXFixesChangeCursorByNameReq, stuff->nbytes); + VERIFY_CURSOR(pSource, stuff->source, client, SecurityReadAccess); + tchar = (char *) &stuff[1]; + name = MakeAtom (tchar, stuff->nbytes, FALSE); + if (name) + ReplaceCursor (pSource, TestForCursorName, (pointer) name); + return (client->noClientException); +} + +int +SProcXFixesChangeCursorByName (ClientPtr client) +{ + int n; + REQUEST(xXFixesChangeCursorByNameReq); + + swaps (&stuff->length, n); + REQUEST_AT_LEAST_SIZE (xXFixesChangeCursorByNameReq); + swapl (&stuff->source, n); + swaps (&stuff->nbytes, n); + return (*ProcXFixesVector[stuff->xfixesReqType]) (client); +} + +static int +CursorFreeClient (pointer data, XID id) +{ + CursorEventPtr old = (CursorEventPtr) data; + CursorEventPtr *prev, e; + + for (prev = &cursorEvents; (e = *prev); prev = &e->next) + { + if (e == old) + { + *prev = e->next; + xfree (e); + break; + } + } + return 1; +} + +static int +CursorFreeWindow (pointer data, XID id) +{ + WindowPtr pWindow = (WindowPtr) data; + CursorEventPtr e, next; + + for (e = cursorEvents; e; e = next) + { + next = e->next; + if (e->pWindow == pWindow) + { + FreeResource (e->clientResource, 0); + } + } + return 1; +} + +Bool +XFixesCursorInit (void) +{ + int i; + + if (CursorGeneration != serverGeneration) + { + CursorScreenPrivateIndex = AllocateScreenPrivateIndex (); + if (CursorScreenPrivateIndex < 0) + return FALSE; + CursorGeneration = serverGeneration; + } + for (i = 0; i < screenInfo.numScreens; i++) + { + ScreenPtr pScreen = screenInfo.screens[i]; + CursorScreenPtr cs; + + cs = (CursorScreenPtr) xalloc (sizeof (CursorScreenRec)); + if (!cs) + return FALSE; + Wrap (cs, pScreen, CloseScreen, CursorCloseScreen); + Wrap (cs, pScreen, DisplayCursor, CursorDisplayCursor); + SetCursorScreen (pScreen, cs); + } + CursorClientType = CreateNewResourceType(CursorFreeClient); + CursorWindowType = CreateNewResourceType(CursorFreeWindow); + return CursorClientType && CursorWindowType; +} + diff --git a/nx-X11/programs/Xserver/xfixes/cursor.c.X.original b/nx-X11/programs/Xserver/xfixes/cursor.c.X.original new file mode 100755 index 000000000..bcc1ab962 --- /dev/null +++ b/nx-X11/programs/Xserver/xfixes/cursor.c.X.original @@ -0,0 +1,753 @@ +/* + * $Id: cursor.c,v 1.6 2005/07/03 07:37:35 daniels Exp $ + * + * Copyright © 2002 Keith Packard + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the name of Keith Packard not be used in + * advertising or publicity pertaining to distribution of the software without + * specific, written prior permission. Keith Packard makes no + * representations about the suitability of this software for any purpose. It + * is provided "as is" without express or implied warranty. + * + * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR + * PERFORMANCE OF THIS SOFTWARE. + */ + +#ifdef HAVE_DIX_CONFIG_H +#include <dix-config.h> +#endif + +#include "xfixesint.h" +#include "scrnintstr.h" +#include "cursorstr.h" +#include "dixevents.h" +#include "servermd.h" +#include "inputstr.h" +#include "windowstr.h" + +static RESTYPE CursorClientType; +static RESTYPE CursorWindowType; +static int CursorScreenPrivateIndex = -1; +static int CursorGeneration; +static CursorPtr CursorCurrent; + +#define VERIFY_CURSOR(pCursor, cursor, client, access) { \ + pCursor = (CursorPtr)SecurityLookupIDByType((client), (cursor), \ + RT_CURSOR, (access)); \ + if (!pCursor) { \ + (client)->errorValue = (cursor); \ + return BadCursor; \ + } \ +} + +/* + * There is a global list of windows selecting for cursor events + */ + +typedef struct _CursorEvent *CursorEventPtr; + +typedef struct _CursorEvent { + CursorEventPtr next; + CARD32 eventMask; + ClientPtr pClient; + WindowPtr pWindow; + XID clientResource; +} CursorEventRec; + +static CursorEventPtr cursorEvents; + +/* + * Wrap DisplayCursor to catch cursor change events + */ + +typedef struct _CursorScreen { + DisplayCursorProcPtr DisplayCursor; + CloseScreenProcPtr CloseScreen; +} CursorScreenRec, *CursorScreenPtr; + +#define GetCursorScreen(s) ((CursorScreenPtr) ((s)->devPrivates[CursorScreenPrivateIndex].ptr)) +#define GetCursorScreenIfSet(s) ((CursorScreenPrivateIndex != -1) ? GetCursorScreen(s) : NULL) +#define SetCursorScreen(s,p) ((s)->devPrivates[CursorScreenPrivateIndex].ptr = (pointer) (p)) +#define Wrap(as,s,elt,func) (((as)->elt = (s)->elt), (s)->elt = func) +#define Unwrap(as,s,elt) ((s)->elt = (as)->elt) + +static Bool +CursorDisplayCursor (ScreenPtr pScreen, + CursorPtr pCursor) +{ + CursorScreenPtr cs = GetCursorScreen(pScreen); + Bool ret; + + Unwrap (cs, pScreen, DisplayCursor); + ret = (*pScreen->DisplayCursor) (pScreen, pCursor); + if (pCursor != CursorCurrent) + { + CursorEventPtr e; + + CursorCurrent = pCursor; + for (e = cursorEvents; e; e = e->next) + { + if (e->eventMask & XFixesDisplayCursorNotifyMask) + { + xXFixesCursorNotifyEvent ev; + ev.type = XFixesEventBase + XFixesCursorNotify; + ev.subtype = XFixesDisplayCursorNotify; + ev.sequenceNumber = e->pClient->sequence; + ev.window = e->pWindow->drawable.id; + ev.cursorSerial = pCursor->serialNumber; + ev.timestamp = currentTime.milliseconds; + ev.name = pCursor->name; + WriteEventsToClient (e->pClient, 1, (xEvent *) &ev); + } + } + } + Wrap (cs, pScreen, DisplayCursor, CursorDisplayCursor); + return ret; +} + +static Bool +CursorCloseScreen (int index, ScreenPtr pScreen) +{ + CursorScreenPtr cs = GetCursorScreen (pScreen); + Bool ret; + + Unwrap (cs, pScreen, CloseScreen); + Unwrap (cs, pScreen, DisplayCursor); + ret = (*pScreen->CloseScreen) (index, pScreen); + xfree (cs); + if (index == 0) + CursorScreenPrivateIndex = -1; + return ret; +} + +#define CursorAllEvents (XFixesDisplayCursorNotifyMask) + +static int +XFixesSelectCursorInput (ClientPtr pClient, + WindowPtr pWindow, + CARD32 eventMask) +{ + CursorEventPtr *prev, e; + + for (prev = &cursorEvents; (e = *prev); prev = &e->next) + { + if (e->pClient == pClient && + e->pWindow == pWindow) + { + break; + } + } + if (!eventMask) + { + if (e) + { + FreeResource (e->clientResource, 0); + } + return Success; + } + if (!e) + { + e = (CursorEventPtr) xalloc (sizeof (CursorEventRec)); + if (!e) + return BadAlloc; + + e->next = 0; + e->pClient = pClient; + e->pWindow = pWindow; + e->clientResource = FakeClientID(pClient->index); + + /* + * Add a resource hanging from the window to + * catch window destroy + */ + if (!LookupIDByType(pWindow->drawable.id, CursorWindowType)) + if (!AddResource (pWindow->drawable.id, CursorWindowType, + (pointer) pWindow)) + { + xfree (e); + return BadAlloc; + } + + if (!AddResource (e->clientResource, CursorClientType, (pointer) e)) + return BadAlloc; + + *prev = e; + } + e->eventMask = eventMask; + return Success; +} + +int +ProcXFixesSelectCursorInput (ClientPtr client) +{ + REQUEST (xXFixesSelectCursorInputReq); + WindowPtr pWin; + + REQUEST_SIZE_MATCH (xXFixesSelectCursorInputReq); + pWin = (WindowPtr)SecurityLookupWindow(stuff->window, client, + SecurityReadAccess); + if (!pWin) + return(BadWindow); + if (stuff->eventMask & ~CursorAllEvents) + { + client->errorValue = stuff->eventMask; + return( BadValue ); + } + return XFixesSelectCursorInput (client, pWin, stuff->eventMask); +} + +static int +GetBit (unsigned char *line, int x) +{ + unsigned char mask; + + if (screenInfo.bitmapBitOrder == LSBFirst) + mask = (1 << (x & 7)); + else + mask = (0x80 >> (x & 7)); + /* XXX assumes byte order is host byte order */ + line += (x >> 3); + if (*line & mask) + return 1; + return 0; +} + +int +SProcXFixesSelectCursorInput (ClientPtr client) +{ + register int n; + REQUEST(xXFixesSelectCursorInputReq); + + swaps(&stuff->length, n); + swapl(&stuff->window, n); + swapl(&stuff->eventMask, n); + return (*ProcXFixesVector[stuff->xfixesReqType]) (client); +} + +void +SXFixesCursorNotifyEvent (xXFixesCursorNotifyEvent *from, + xXFixesCursorNotifyEvent *to) +{ + to->type = from->type; + cpswaps (from->sequenceNumber, to->sequenceNumber); + cpswapl (from->window, to->window); + cpswapl (from->cursorSerial, to->cursorSerial); + cpswapl (from->timestamp, to->timestamp); + cpswapl (from->name, to->name); +} + +static void +CopyCursorToImage (CursorPtr pCursor, CARD32 *image) +{ + int width = pCursor->bits->width; + int height = pCursor->bits->height; + int npixels = width * height; + +#ifdef ARGB_CURSOR + if (pCursor->bits->argb) + memcpy (image, pCursor->bits->argb, npixels * sizeof (CARD32)); + else +#endif + { + unsigned char *srcLine = pCursor->bits->source; + unsigned char *mskLine = pCursor->bits->mask; + int stride = BitmapBytePad (width); + int x, y; + CARD32 fg, bg; + + fg = (0xff000000 | + ((pCursor->foreRed & 0xff00) << 8) | + (pCursor->foreGreen & 0xff00) | + (pCursor->foreBlue >> 8)); + bg = (0xff000000 | + ((pCursor->backRed & 0xff00) << 8) | + (pCursor->backGreen & 0xff00) | + (pCursor->backBlue >> 8)); + for (y = 0; y < height; y++) + { + for (x = 0; x < width; x++) + { + if (GetBit (mskLine, x)) + { + if (GetBit (srcLine, x)) + *image++ = fg; + else + *image++ = bg; + } + else + *image++ = 0; + } + srcLine += stride; + mskLine += stride; + } + } +} + +int +ProcXFixesGetCursorImage (ClientPtr client) +{ +/* REQUEST(xXFixesGetCursorImageReq); */ + xXFixesGetCursorImageReply *rep; + CursorPtr pCursor; + CARD32 *image; + int npixels; + int width, height; + int x, y; + + REQUEST_SIZE_MATCH(xXFixesGetCursorImageReq); + pCursor = CursorCurrent; + if (!pCursor) + return BadCursor; + GetSpritePosition (&x, &y); + width = pCursor->bits->width; + height = pCursor->bits->height; + npixels = width * height; + rep = xalloc (sizeof (xXFixesGetCursorImageReply) + + npixels * sizeof (CARD32)); + if (!rep) + return BadAlloc; + + rep->type = X_Reply; + rep->sequenceNumber = client->sequence; + rep->length = npixels; + rep->width = width; + rep->height = height; + rep->x = x; + rep->y = y; + rep->xhot = pCursor->bits->xhot; + rep->yhot = pCursor->bits->yhot; + rep->cursorSerial = pCursor->serialNumber; + + image = (CARD32 *) (rep + 1); + CopyCursorToImage (pCursor, image); + if (client->swapped) + { + int n; + swaps (&rep->sequenceNumber, n); + swapl (&rep->length, n); + swaps (&rep->x, n); + swaps (&rep->y, n); + swaps (&rep->width, n); + swaps (&rep->height, n); + swaps (&rep->xhot, n); + swaps (&rep->yhot, n); + swapl (&rep->cursorSerial, n); + SwapLongs (image, npixels); + } + (void) WriteToClient(client, sizeof (xXFixesGetCursorImageReply) + + (npixels << 2), (char *) rep); + xfree (rep); + return client->noClientException; +} + +int +SProcXFixesGetCursorImage (ClientPtr client) +{ + int n; + REQUEST(xXFixesGetCursorImageReq); + swaps (&stuff->length, n); + return (*ProcXFixesVector[stuff->xfixesReqType]) (client); +} + +int +ProcXFixesSetCursorName (ClientPtr client) +{ + CursorPtr pCursor; + char *tchar; + REQUEST(xXFixesSetCursorNameReq); + Atom atom; + + REQUEST_AT_LEAST_SIZE(xXFixesSetCursorNameReq); + VERIFY_CURSOR(pCursor, stuff->cursor, client, SecurityWriteAccess); + tchar = (char *) &stuff[1]; + atom = MakeAtom (tchar, stuff->nbytes, TRUE); + if (atom == BAD_RESOURCE) + return BadAlloc; + + pCursor->name = atom; + return(client->noClientException); +} + +int +SProcXFixesSetCursorName (ClientPtr client) +{ + int n; + REQUEST(xXFixesSetCursorNameReq); + + swaps (&stuff->length, n); + REQUEST_AT_LEAST_SIZE(xXFixesSetCursorNameReq); + swapl (&stuff->cursor, n); + swaps (&stuff->nbytes, n); + return (*ProcXFixesVector[stuff->xfixesReqType]) (client); +} + +int +ProcXFixesGetCursorName (ClientPtr client) +{ + CursorPtr pCursor; + xXFixesGetCursorNameReply reply; + REQUEST(xXFixesGetCursorNameReq); + char *str; + int len; + + REQUEST_SIZE_MATCH(xXFixesGetCursorNameReq); + VERIFY_CURSOR(pCursor, stuff->cursor, client, SecurityReadAccess); + if (pCursor->name) + str = NameForAtom (pCursor->name); + else + str = ""; + len = strlen (str); + + reply.type = X_Reply; + reply.length = (len + 3) >> 2; + reply.sequenceNumber = client->sequence; + reply.atom = pCursor->name; + reply.nbytes = len; + if (client->swapped) + { + int n; + swaps (&reply.sequenceNumber, n); + swapl (&reply.length, n); + swapl (&reply.atom, n); + swaps (&reply.nbytes, n); + } + WriteReplyToClient(client, sizeof(xXFixesGetCursorNameReply), &reply); + (void)WriteToClient(client, len, str); + + return(client->noClientException); +} + +int +SProcXFixesGetCursorName (ClientPtr client) +{ + int n; + REQUEST(xXFixesSetCursorNameReq); + + swaps (&stuff->length, n); + REQUEST_SIZE_MATCH(xXFixesGetCursorNameReq); + swapl (&stuff->cursor, n); + return (*ProcXFixesVector[stuff->xfixesReqType]) (client); +} + +int +ProcXFixesGetCursorImageAndName (ClientPtr client) +{ +/* REQUEST(xXFixesGetCursorImageAndNameReq); */ + xXFixesGetCursorImageAndNameReply *rep; + CursorPtr pCursor; + CARD32 *image; + int npixels; + char *name; + int nbytes, nbytesRound; + int width, height; + int x, y; + + REQUEST_SIZE_MATCH(xXFixesGetCursorImageAndNameReq); + pCursor = CursorCurrent; + if (!pCursor) + return BadCursor; + GetSpritePosition (&x, &y); + width = pCursor->bits->width; + height = pCursor->bits->height; + npixels = width * height; + name = pCursor->name ? NameForAtom (pCursor->name) : ""; + nbytes = strlen (name); + nbytesRound = (nbytes + 3) & ~3; + rep = xalloc (sizeof (xXFixesGetCursorImageAndNameReply) + + npixels * sizeof (CARD32) + nbytesRound); + if (!rep) + return BadAlloc; + + rep->type = X_Reply; + rep->sequenceNumber = client->sequence; + rep->length = npixels + (nbytesRound >> 2); + rep->width = width; + rep->height = height; + rep->x = x; + rep->y = y; + rep->xhot = pCursor->bits->xhot; + rep->yhot = pCursor->bits->yhot; + rep->cursorSerial = pCursor->serialNumber; + rep->cursorName = pCursor->name; + rep->nbytes = nbytes; + + image = (CARD32 *) (rep + 1); + CopyCursorToImage (pCursor, image); + memcpy ((image + npixels), name, nbytes); + if (client->swapped) + { + int n; + swaps (&rep->sequenceNumber, n); + swapl (&rep->length, n); + swaps (&rep->x, n); + swaps (&rep->y, n); + swaps (&rep->width, n); + swaps (&rep->height, n); + swaps (&rep->xhot, n); + swaps (&rep->yhot, n); + swapl (&rep->cursorSerial, n); + swapl (&rep->cursorName, n); + swaps (&rep->nbytes, n); + SwapLongs (image, npixels); + } + (void) WriteToClient(client, sizeof (xXFixesGetCursorImageAndNameReply) + + (npixels << 2) + nbytesRound, (char *) rep); + xfree (rep); + return client->noClientException; +} + +int +SProcXFixesGetCursorImageAndName (ClientPtr client) +{ + int n; + REQUEST(xXFixesGetCursorImageAndNameReq); + swaps (&stuff->length, n); + return (*ProcXFixesVector[stuff->xfixesReqType]) (client); +} + +/* + * Find every cursor reference in the system, ask testCursor + * whether it should be replaced with a reference to pCursor. + */ + +typedef Bool (*TestCursorFunc) (CursorPtr pOld, pointer closure); + +typedef struct { + RESTYPE type; + TestCursorFunc testCursor; + CursorPtr pNew; + pointer closure; +} ReplaceCursorLookupRec, *ReplaceCursorLookupPtr; + +static const RESTYPE CursorRestypes[] = { + RT_WINDOW, RT_PASSIVEGRAB, RT_CURSOR +}; + +#define NUM_CURSOR_RESTYPES (sizeof (CursorRestypes) / sizeof (CursorRestypes[0])) + +static Bool +ReplaceCursorLookup (pointer value, XID id, pointer closure) +{ + ReplaceCursorLookupPtr rcl = (ReplaceCursorLookupPtr) closure; + WindowPtr pWin; + GrabPtr pGrab; + CursorPtr pCursor = 0, *pCursorRef = 0; + XID cursor = 0; + + switch (rcl->type) { + case RT_WINDOW: + pWin = (WindowPtr) value; + if (pWin->optional) + { + pCursorRef = &pWin->optional->cursor; + pCursor = *pCursorRef; + } + break; + case RT_PASSIVEGRAB: + pGrab = (GrabPtr) value; + pCursorRef = &pGrab->cursor; + pCursor = *pCursorRef; + break; + case RT_CURSOR: + pCursorRef = 0; + pCursor = (CursorPtr) value; + cursor = id; + break; + } + if (pCursor && pCursor != rcl->pNew) + { + if ((*rcl->testCursor) (pCursor, rcl->closure)) + { + rcl->pNew->refcnt++; + /* either redirect reference or update resource database */ + if (pCursorRef) + *pCursorRef = rcl->pNew; + else + ChangeResourceValue (id, RT_CURSOR, rcl->pNew); + FreeCursor (pCursor, cursor); + } + } + return FALSE; /* keep walking */ +} + +static void +ReplaceCursor (CursorPtr pCursor, + TestCursorFunc testCursor, + pointer closure) +{ + int clientIndex; + int resIndex; + ReplaceCursorLookupRec rcl; + + /* + * Cursors exist only in the resource database, windows and grabs. + * All of these are always pointed at by the resource database. Walk + * the whole thing looking for cursors + */ + rcl.testCursor = testCursor; + rcl.pNew = pCursor; + rcl.closure = closure; + + /* for each client */ + for (clientIndex = 0; clientIndex < currentMaxClients; clientIndex++) + { + if (!clients[clientIndex]) + continue; + for (resIndex = 0; resIndex < NUM_CURSOR_RESTYPES; resIndex++) + { + rcl.type = CursorRestypes[resIndex]; + /* + * This function walks the entire client resource database + */ + LookupClientResourceComplex (clients[clientIndex], + rcl.type, + ReplaceCursorLookup, + (pointer) &rcl); + } + } + /* this "knows" that WindowHasNewCursor doesn't depend on it's argument */ + WindowHasNewCursor (WindowTable[0]); +} + +static Bool +TestForCursor (CursorPtr pCursor, pointer closure) +{ + return (pCursor == (CursorPtr) closure); +} + +int +ProcXFixesChangeCursor (ClientPtr client) +{ + CursorPtr pSource, pDestination; + REQUEST(xXFixesChangeCursorReq); + + REQUEST_SIZE_MATCH(xXFixesChangeCursorReq); + VERIFY_CURSOR (pSource, stuff->source, client, SecurityReadAccess); + VERIFY_CURSOR (pDestination, stuff->destination, client, SecurityWriteAccess); + + ReplaceCursor (pSource, TestForCursor, (pointer) pDestination); + return (client->noClientException); +} + +int +SProcXFixesChangeCursor (ClientPtr client) +{ + int n; + REQUEST(xXFixesChangeCursorReq); + + swaps (&stuff->length, n); + REQUEST_SIZE_MATCH(xXFixesChangeCursorReq); + swapl (&stuff->source, n); + swapl (&stuff->destination, n); + return (*ProcXFixesVector[stuff->xfixesReqType]) (client); +} + +static Bool +TestForCursorName (CursorPtr pCursor, pointer closure) +{ + return (pCursor->name == (Atom) closure); +} + +int +ProcXFixesChangeCursorByName (ClientPtr client) +{ + CursorPtr pSource; + Atom name; + char *tchar; + REQUEST(xXFixesChangeCursorByNameReq); + + REQUEST_FIXED_SIZE(xXFixesChangeCursorByNameReq, stuff->nbytes); + VERIFY_CURSOR(pSource, stuff->source, client, SecurityReadAccess); + tchar = (char *) &stuff[1]; + name = MakeAtom (tchar, stuff->nbytes, FALSE); + if (name) + ReplaceCursor (pSource, TestForCursorName, (pointer) name); + return (client->noClientException); +} + +int +SProcXFixesChangeCursorByName (ClientPtr client) +{ + int n; + REQUEST(xXFixesChangeCursorByNameReq); + + swaps (&stuff->length, n); + REQUEST_AT_LEAST_SIZE (xXFixesChangeCursorByNameReq); + swapl (&stuff->source, n); + swaps (&stuff->nbytes, n); + return (*ProcXFixesVector[stuff->xfixesReqType]) (client); +} + +static int +CursorFreeClient (pointer data, XID id) +{ + CursorEventPtr old = (CursorEventPtr) data; + CursorEventPtr *prev, e; + + for (prev = &cursorEvents; (e = *prev); prev = &e->next) + { + if (e == old) + { + *prev = e->next; + xfree (e); + break; + } + } + return 1; +} + +static int +CursorFreeWindow (pointer data, XID id) +{ + WindowPtr pWindow = (WindowPtr) data; + CursorEventPtr e, next; + + for (e = cursorEvents; e; e = next) + { + next = e->next; + if (e->pWindow == pWindow) + { + FreeResource (e->clientResource, 0); + } + } + return 1; +} + +Bool +XFixesCursorInit (void) +{ + int i; + + if (CursorGeneration != serverGeneration) + { + CursorScreenPrivateIndex = AllocateScreenPrivateIndex (); + if (CursorScreenPrivateIndex < 0) + return FALSE; + CursorGeneration = serverGeneration; + } + for (i = 0; i < screenInfo.numScreens; i++) + { + ScreenPtr pScreen = screenInfo.screens[i]; + CursorScreenPtr cs; + + cs = (CursorScreenPtr) xalloc (sizeof (CursorScreenRec)); + if (!cs) + return FALSE; + Wrap (cs, pScreen, CloseScreen, CursorCloseScreen); + Wrap (cs, pScreen, DisplayCursor, CursorDisplayCursor); + SetCursorScreen (pScreen, cs); + } + CursorClientType = CreateNewResourceType(CursorFreeClient); + CursorWindowType = CreateNewResourceType(CursorFreeWindow); + return CursorClientType && CursorWindowType; +} + diff --git a/nx-X11/programs/Xserver/xfixes/region.c b/nx-X11/programs/Xserver/xfixes/region.c new file mode 100755 index 000000000..9ceff6d51 --- /dev/null +++ b/nx-X11/programs/Xserver/xfixes/region.c @@ -0,0 +1,864 @@ +/* + * $Id: region.c,v 1.7 2005/07/03 07:37:35 daniels Exp $ + * + * Copyright © 2003 Keith Packard + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the name of Keith Packard not be used in + * advertising or publicity pertaining to distribution of the software without + * specific, written prior permission. Keith Packard makes no + * representations about the suitability of this software for any purpose. It + * is provided "as is" without express or implied warranty. + * + * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR + * PERFORMANCE OF THIS SOFTWARE. + */ + +#ifdef HAVE_DIX_CONFIG_H +#include <dix-config.h> +#endif + +#include "xfixesint.h" +#include "scrnintstr.h" +#ifdef RENDER +#include <picturestr.h> +extern int RenderErrBase; +#endif +#include <regionstr.h> +#include <gcstruct.h> +#include <window.h> + +RESTYPE RegionResType; + +static int +RegionResFree (pointer data, XID id) +{ + RegionPtr pRegion = (RegionPtr) data; + + REGION_DESTROY (0, pRegion); + return Success; +} + +RegionPtr +XFixesRegionCopy (RegionPtr pRegion) +{ + RegionPtr pNew = REGION_CREATE (0, REGION_EXTENTS(0, pRegion), + REGION_NUM_RECTS(pRegion)); + if (!pNew) + return 0; + if (!REGION_COPY (0, pNew, pRegion)) + { + REGION_DESTROY (0, pNew); + return 0; + } + return pNew; +} + +Bool +XFixesRegionInit (void) +{ + RegionResType = CreateNewResourceType(RegionResFree); + return TRUE; +} + +int +ProcXFixesCreateRegion (ClientPtr client) +{ + int things; + RegionPtr pRegion; + REQUEST (xXFixesCreateRegionReq); + + REQUEST_AT_LEAST_SIZE(xXFixesCreateRegionReq); + LEGAL_NEW_RESOURCE (stuff->region, client); + + things = (client->req_len << 2) - sizeof (xXFixesCreateRegionReq); + if (things & 4) + return BadLength; + things >>= 3; + + pRegion = RECTS_TO_REGION(0, things, (xRectangle *) (stuff + 1), CT_UNSORTED); + if (!pRegion) + return BadAlloc; + if (!AddResource (stuff->region, RegionResType, (pointer) pRegion)) + return BadAlloc; + + return(client->noClientException); +} + +int +SProcXFixesCreateRegion (ClientPtr client) +{ + register int n; + REQUEST(xXFixesCreateRegionReq); + + swaps(&stuff->length, n); + REQUEST_AT_LEAST_SIZE(xXFixesCreateRegionReq); + swapl(&stuff->region, n); + SwapRestS(stuff); + return (*ProcXFixesVector[stuff->xfixesReqType]) (client); +} + +int +ProcXFixesCreateRegionFromBitmap (ClientPtr client) +{ + RegionPtr pRegion; + PixmapPtr pPixmap; + REQUEST (xXFixesCreateRegionFromBitmapReq); + + REQUEST_SIZE_MATCH (xXFixesCreateRegionFromBitmapReq); + LEGAL_NEW_RESOURCE (stuff->region, client); + + pPixmap = (PixmapPtr) SecurityLookupIDByType (client, stuff->bitmap, + RT_PIXMAP, + SecurityReadAccess); + if (!pPixmap) + { + client->errorValue = stuff->bitmap; + return BadPixmap; + } + if (pPixmap->drawable.depth != 1) + return BadMatch; + + pRegion = BITMAP_TO_REGION(pPixmap->drawable.pScreen, pPixmap); + + if (!pRegion) + return BadAlloc; + + if (!AddResource (stuff->region, RegionResType, (pointer) pRegion)) + return BadAlloc; + + return(client->noClientException); +} + +int +SProcXFixesCreateRegionFromBitmap (ClientPtr client) +{ + int n; + REQUEST (xXFixesCreateRegionFromBitmapReq); + + swaps(&stuff->length, n); + REQUEST_SIZE_MATCH (xXFixesCreateRegionFromBitmapReq); + swapl(&stuff->region, n); + swapl(&stuff->bitmap, n); + return (*ProcXFixesVector[stuff->xfixesReqType]) (client); +} + +int +ProcXFixesCreateRegionFromWindow (ClientPtr client) +{ + RegionPtr pRegion; + Bool copy = TRUE; + WindowPtr pWin; + REQUEST (xXFixesCreateRegionFromWindowReq); + + REQUEST_SIZE_MATCH (xXFixesCreateRegionFromWindowReq); + LEGAL_NEW_RESOURCE (stuff->region, client); + pWin = (WindowPtr) LookupIDByType (stuff->window, RT_WINDOW); + if (!pWin) + { + client->errorValue = stuff->window; + return BadWindow; + } + switch (stuff->kind) { + case WindowRegionBounding: +#ifdef SHAPE + pRegion = wBoundingShape(pWin); + if (!pRegion) +#endif + { + pRegion = CreateBoundingShape (pWin); + copy = FALSE; + } + break; + case WindowRegionClip: +#ifdef SHAPE + pRegion = wClipShape(pWin); + if (!pRegion) +#endif + { + pRegion = CreateClipShape (pWin); + copy = FALSE; + } + break; + default: + client->errorValue = stuff->kind; + return BadValue; + } + if (copy && pRegion) + pRegion = XFixesRegionCopy (pRegion); + if (!pRegion) + return BadAlloc; + if (!AddResource (stuff->region, RegionResType, (pointer) pRegion)) + return BadAlloc; + + return(client->noClientException); +} + +int +SProcXFixesCreateRegionFromWindow (ClientPtr client) +{ + int n; + REQUEST (xXFixesCreateRegionFromWindowReq); + + swaps(&stuff->length, n); + REQUEST_SIZE_MATCH (xXFixesCreateRegionFromWindowReq); + swapl(&stuff->region, n); + swapl(&stuff->window, n); + return (*ProcXFixesVector[stuff->xfixesReqType]) (client); +} + +int +ProcXFixesCreateRegionFromGC (ClientPtr client) +{ + RegionPtr pRegion, pClip; + GCPtr pGC; + REQUEST (xXFixesCreateRegionFromGCReq); + + REQUEST_SIZE_MATCH (xXFixesCreateRegionFromGCReq); + LEGAL_NEW_RESOURCE (stuff->region, client); + + SECURITY_VERIFY_GC(pGC, stuff->gc, client, SecurityReadAccess); + + switch (pGC->clientClipType) { + case CT_PIXMAP: + pRegion = BITMAP_TO_REGION(pGC->pScreen, (PixmapPtr) pGC->clientClip); + if (!pRegion) + return BadAlloc; + break; + case CT_REGION: + pClip = (RegionPtr) pGC->clientClip; + pRegion = XFixesRegionCopy (pClip); + if (!pRegion) + return BadAlloc; + break; + default: + return BadImplementation; /* assume sane server bits */ + } + + if (!AddResource (stuff->region, RegionResType, (pointer) pRegion)) + return BadAlloc; + + return(client->noClientException); +} + +int +SProcXFixesCreateRegionFromGC (ClientPtr client) +{ + int n; + REQUEST (xXFixesCreateRegionFromGCReq); + + swaps(&stuff->length, n); + REQUEST_SIZE_MATCH (xXFixesCreateRegionFromGCReq); + swapl(&stuff->region, n); + swapl(&stuff->gc, n); + return (*ProcXFixesVector[stuff->xfixesReqType]) (client); +} + +int +ProcXFixesCreateRegionFromPicture (ClientPtr client) +{ +#ifdef RENDER + RegionPtr pRegion; + PicturePtr pPicture; + REQUEST (xXFixesCreateRegionFromPictureReq); + + REQUEST_SIZE_MATCH (xXFixesCreateRegionFromPictureReq); + LEGAL_NEW_RESOURCE (stuff->region, client); + + VERIFY_PICTURE(pPicture, stuff->picture, client, SecurityReadAccess, + RenderErrBase + BadPicture); + + switch (pPicture->clientClipType) { + case CT_PIXMAP: + pRegion = BITMAP_TO_REGION(pPicture->pDrawable->pScreen, + (PixmapPtr) pPicture->clientClip); + if (!pRegion) + return BadAlloc; + break; + case CT_REGION: + pRegion = XFixesRegionCopy ((RegionPtr) pPicture->clientClip); + if (!pRegion) + return BadAlloc; + break; + default: + return BadImplementation; /* assume sane server bits */ + } + + if (!AddResource (stuff->region, RegionResType, (pointer) pRegion)) + return BadAlloc; + + return(client->noClientException); +#else + return BadRequest; +#endif +} + +int +SProcXFixesCreateRegionFromPicture (ClientPtr client) +{ + int n; + REQUEST (xXFixesCreateRegionFromPictureReq); + + swaps(&stuff->length, n); + REQUEST_SIZE_MATCH (xXFixesCreateRegionFromPictureReq); + swapl(&stuff->region, n); + swapl(&stuff->picture, n); + return (*ProcXFixesVector[stuff->xfixesReqType]) (client); +} + +int +ProcXFixesDestroyRegion (ClientPtr client) +{ + REQUEST (xXFixesDestroyRegionReq); + RegionPtr pRegion; + + REQUEST_SIZE_MATCH(xXFixesDestroyRegionReq); + VERIFY_REGION(pRegion, stuff->region, client, SecurityWriteAccess); + FreeResource (stuff->region, RT_NONE); + return(client->noClientException); +} + +int +SProcXFixesDestroyRegion (ClientPtr client) +{ + int n; + REQUEST (xXFixesDestroyRegionReq); + + swaps (&stuff->length, n); + REQUEST_SIZE_MATCH(xXFixesDestroyRegionReq); + swapl (&stuff->region, n); + return (*ProcXFixesVector[stuff->xfixesReqType]) (client); +} + +int +ProcXFixesSetRegion (ClientPtr client) +{ + int things; + RegionPtr pRegion, pNew; + REQUEST (xXFixesSetRegionReq); + + REQUEST_AT_LEAST_SIZE(xXFixesSetRegionReq); + VERIFY_REGION(pRegion, stuff->region, client, SecurityWriteAccess); + + things = (client->req_len << 2) - sizeof (xXFixesCreateRegionReq); + if (things & 4) + return BadLength; + things >>= 3; + + pNew = RECTS_TO_REGION(0, things, (xRectangle *) (stuff + 1), CT_UNSORTED); + if (!pNew) + return BadAlloc; + if (!REGION_COPY (0, pRegion, pNew)) + { + REGION_DESTROY (0, pNew); + return BadAlloc; + } + REGION_DESTROY (0, pNew); + return(client->noClientException); +} + +int +SProcXFixesSetRegion (ClientPtr client) +{ + int n; + REQUEST (xXFixesSetRegionReq); + + swaps (&stuff->length, n); + REQUEST_AT_LEAST_SIZE(xXFixesSetRegionReq); + swapl (&stuff->region, n); + SwapRestS(stuff); + return (*ProcXFixesVector[stuff->xfixesReqType]) (client); +} + +int +ProcXFixesCopyRegion (ClientPtr client) +{ + RegionPtr pSource, pDestination; + REQUEST (xXFixesCopyRegionReq); + + VERIFY_REGION(pSource, stuff->source, client, SecurityReadAccess); + VERIFY_REGION(pDestination, stuff->destination, client, SecurityWriteAccess); + + if (!REGION_COPY(pScreen, pDestination, pSource)) + return BadAlloc; + + return(client->noClientException); +} + +int +SProcXFixesCopyRegion (ClientPtr client) +{ + int n; + REQUEST (xXFixesCopyRegionReq); + + swaps (&stuff->length, n); + REQUEST_AT_LEAST_SIZE(xXFixesCopyRegionReq); + swapl (&stuff->source, n); + swapl (&stuff->destination, n); + return (*ProcXFixesVector[stuff->xfixesReqType]) (client); +} + +int +ProcXFixesCombineRegion (ClientPtr client) +{ + RegionPtr pSource1, pSource2, pDestination; + int ret = Success; + REQUEST (xXFixesCombineRegionReq); + + REQUEST_SIZE_MATCH (xXFixesCombineRegionReq); + VERIFY_REGION(pSource1, stuff->source1, client, SecurityReadAccess); + VERIFY_REGION(pSource2, stuff->source2, client, SecurityReadAccess); + VERIFY_REGION(pDestination, stuff->destination, client, SecurityWriteAccess); + + switch (stuff->xfixesReqType) { + case X_XFixesUnionRegion: + if (!REGION_UNION (0, pDestination, pSource1, pSource2)) + ret = BadAlloc; + break; + case X_XFixesIntersectRegion: + if (!REGION_INTERSECT (0, pDestination, pSource1, pSource2)) + ret = BadAlloc; + break; + case X_XFixesSubtractRegion: + if (!REGION_SUBTRACT (0, pDestination, pSource1, pSource2)) + ret = BadAlloc; + break; + } + + if (ret == Success) + ret = client->noClientException; + return ret; +} + +int +SProcXFixesCombineRegion (ClientPtr client) +{ + int n; + REQUEST (xXFixesCombineRegionReq); + + swaps (&stuff->length, n); + REQUEST_SIZE_MATCH (xXFixesCombineRegionReq); + swapl (&stuff->source1, n); + swapl (&stuff->source2, n); + swapl (&stuff->destination, n); + return (*ProcXFixesVector[stuff->xfixesReqType]) (client); +} + +int +ProcXFixesInvertRegion (ClientPtr client) +{ + RegionPtr pSource, pDestination; + BoxRec bounds; + int ret = Success; + REQUEST(xXFixesInvertRegionReq); + + REQUEST_SIZE_MATCH(xXFixesInvertRegionReq); + VERIFY_REGION(pSource, stuff->source, client, SecurityReadAccess); + VERIFY_REGION(pDestination, stuff->destination, client, SecurityWriteAccess); + + /* Compute bounds, limit to 16 bits */ + bounds.x1 = stuff->x; + bounds.y1 = stuff->y; + if ((int) stuff->x + (int) stuff->width > MAXSHORT) + bounds.x2 = MAXSHORT; + else + bounds.x2 = stuff->x + stuff->width; + + if ((int) stuff->y + (int) stuff->height > MAXSHORT) + bounds.y2 = MAXSHORT; + else + bounds.y2 = stuff->y + stuff->height; + + if (!REGION_INVERSE(0, pDestination, pSource, &bounds)) + ret = BadAlloc; + + if (ret == Success) + ret = client->noClientException; + return ret; +} + +int +SProcXFixesInvertRegion (ClientPtr client) +{ + int n; + REQUEST(xXFixesInvertRegionReq); + + swaps (&stuff->length, n); + REQUEST_SIZE_MATCH(xXFixesInvertRegionReq); + swapl (&stuff->source, n); + swaps (&stuff->x, n); + swaps (&stuff->y, n); + swaps (&stuff->width, n); + swaps (&stuff->height, n); + swapl (&stuff->destination, n); + return (*ProcXFixesVector[stuff->xfixesReqType]) (client); +} + +int +ProcXFixesTranslateRegion (ClientPtr client) +{ + RegionPtr pRegion; + REQUEST(xXFixesTranslateRegionReq); + + REQUEST_SIZE_MATCH(xXFixesTranslateRegionReq); + VERIFY_REGION(pRegion, stuff->region, client, SecurityWriteAccess); + + REGION_TRANSLATE(pScreen, pRegion, stuff->dx, stuff->dy); + return (client->noClientException); +} + +int +SProcXFixesTranslateRegion (ClientPtr client) +{ + int n; + REQUEST(xXFixesTranslateRegionReq); + + swaps (&stuff->length, n); + REQUEST_SIZE_MATCH(xXFixesTranslateRegionReq); + swapl (&stuff->region, n); + swaps (&stuff->dx, n); + swaps (&stuff->dy, n); + return (*ProcXFixesVector[stuff->xfixesReqType]) (client); +} + +int +ProcXFixesRegionExtents (ClientPtr client) +{ + RegionPtr pSource, pDestination; + REQUEST(xXFixesRegionExtentsReq); + + REQUEST_SIZE_MATCH(xXFixesRegionExtentsReq); + VERIFY_REGION(pSource, stuff->source, client, SecurityReadAccess); + VERIFY_REGION(pDestination, stuff->destination, client, SecurityWriteAccess); + + REGION_RESET (0, pDestination, REGION_EXTENTS (0, pSource)); + + return (client->noClientException); +} + +int +SProcXFixesRegionExtents (ClientPtr client) +{ + int n; + REQUEST(xXFixesRegionExtentsReq); + + swaps (&stuff->length, n); + REQUEST_SIZE_MATCH(xXFixesRegionExtentsReq); + swapl (&stuff->source, n); + swapl (&stuff->destination, n); + return (*ProcXFixesVector[stuff->xfixesReqType]) (client); +} + +int +ProcXFixesFetchRegion (ClientPtr client) +{ + RegionPtr pRegion; + xXFixesFetchRegionReply *reply; + xRectangle *pRect; + BoxPtr pExtent; + BoxPtr pBox; + int i, nBox; + REQUEST(xXFixesFetchRegionReq); + + REQUEST_SIZE_MATCH(xXFixesFetchRegionReq); + VERIFY_REGION(pRegion, stuff->region, client, SecurityReadAccess); + + pExtent = REGION_EXTENTS (0, pRegion); + pBox = REGION_RECTS (pRegion); + nBox = REGION_NUM_RECTS (pRegion); + + reply = xalloc (sizeof (xXFixesFetchRegionReply) + + nBox * sizeof (xRectangle)); + if (!reply) + return BadAlloc; + reply->type = X_Reply; + reply->sequenceNumber = client->sequence; + reply->length = nBox << 1; + reply->x = pExtent->x1; + reply->y = pExtent->y1; + reply->width = pExtent->x2 - pExtent->x1; + reply->height = pExtent->y2 - pExtent->y1; + + pRect = (xRectangle *) (reply + 1); + for (i = 0; i < nBox; i++) + { + pRect[i].x = pBox[i].x1; + pRect[i].y = pBox[i].y1; + pRect[i].width = pBox[i].x2 - pBox[i].x1; + pRect[i].height = pBox[i].y2 - pBox[i].y1; + } + if (client->swapped) + { + int n; + swaps (&reply->sequenceNumber, n); + swapl (&reply->length, n); + swaps (&reply->x, n); + swaps (&reply->y, n); + swaps (&reply->width, n); + swaps (&reply->height, n); + SwapShorts ((INT16 *) pRect, nBox * 4); + } + (void) WriteToClient(client, sizeof (xXFixesFetchRegionReply) + + nBox * sizeof (xRectangle), (char *) reply); + xfree (reply); + return (client->noClientException); +} + +int +SProcXFixesFetchRegion (ClientPtr client) +{ + int n; + REQUEST(xXFixesFetchRegionReq); + + swaps (&stuff->length, n); + REQUEST_SIZE_MATCH(xXFixesFetchRegionReq); + swapl (&stuff->region, n); + return (*ProcXFixesVector[stuff->xfixesReqType]) (client); +} + +int +ProcXFixesSetGCClipRegion (ClientPtr client) +{ + GCPtr pGC; + RegionPtr pRegion; + XID vals[2]; + REQUEST(xXFixesSetGCClipRegionReq); + + REQUEST_SIZE_MATCH(xXFixesSetGCClipRegionReq); + SECURITY_VERIFY_GC(pGC, stuff->gc, client, SecurityWriteAccess); + VERIFY_REGION_OR_NONE (pRegion, stuff->region, client, SecurityReadAccess); + + if (pRegion) + { + pRegion = XFixesRegionCopy (pRegion); + if (!pRegion) + return BadAlloc; + } + + vals[0] = stuff->xOrigin; + vals[1] = stuff->yOrigin; + DoChangeGC (pGC, GCClipXOrigin|GCClipYOrigin, vals, 0); + (*pGC->funcs->ChangeClip)(pGC, pRegion ? CT_REGION : CT_NONE, (pointer)pRegion, 0); + + return (client->noClientException); +} + +int +SProcXFixesSetGCClipRegion (ClientPtr client) +{ + int n; + REQUEST(xXFixesSetGCClipRegionReq); + + swaps (&stuff->length, n); + REQUEST_SIZE_MATCH(xXFixesSetGCClipRegionReq); + swapl (&stuff->gc, n); + swapl (&stuff->region, n); + swaps (&stuff->xOrigin, n); + swaps (&stuff->yOrigin, n); + return (*ProcXFixesVector[stuff->xfixesReqType]) (client); +} + +typedef RegionPtr (*CreateDftPtr)(WindowPtr pWin); + +int +ProcXFixesSetWindowShapeRegion (ClientPtr client) +{ +#ifdef SHAPE + WindowPtr pWin; + ScreenPtr pScreen; + RegionPtr pRegion; + RegionPtr *pDestRegion; + REQUEST(xXFixesSetWindowShapeRegionReq); + + REQUEST_SIZE_MATCH(xXFixesSetWindowShapeRegionReq); + pWin = (WindowPtr) LookupIDByType (stuff->dest, RT_WINDOW); + if (!pWin) + { + client->errorValue = stuff->dest; + return BadWindow; + } + VERIFY_REGION_OR_NONE(pRegion, stuff->region, client, SecurityWriteAccess); + pScreen = pWin->drawable.pScreen; + switch (stuff->destKind) { + case ShapeBounding: + case ShapeClip: + case ShapeInput: + break; + default: + client->errorValue = stuff->destKind; + return BadValue; + } + if (pRegion) + { + pRegion = XFixesRegionCopy (pRegion); + if (!pRegion) + return BadAlloc; + if (!pWin->optional) + MakeWindowOptional (pWin); + switch (stuff->destKind) { + default: + case ShapeBounding: + pDestRegion = &pWin->optional->boundingShape; + break; + case ShapeClip: + pDestRegion = &pWin->optional->clipShape; + break; + case ShapeInput: + pDestRegion = &pWin->optional->inputShape; + break; + } + if (stuff->xOff || stuff->yOff) + REGION_TRANSLATE (0, pRegion, stuff->xOff, stuff->yOff); + } + else + { + if (pWin->optional) + { + switch (stuff->destKind) { + default: + case ShapeBounding: + pDestRegion = &pWin->optional->boundingShape; + break; + case ShapeClip: + pDestRegion = &pWin->optional->clipShape; + break; + case ShapeInput: + pDestRegion = &pWin->optional->inputShape; + break; + } + } + else + pDestRegion = &pRegion; /* a NULL region pointer */ + } + if (*pDestRegion) + REGION_DESTROY(pScreen, *pDestRegion); + *pDestRegion = pRegion; + (*pScreen->SetShape) (pWin); + SendShapeNotify (pWin, stuff->destKind); + return (client->noClientException); +#else + return BadRequest; +#endif +} + +int +SProcXFixesSetWindowShapeRegion (ClientPtr client) +{ + int n; + REQUEST(xXFixesSetWindowShapeRegionReq); + + swaps (&stuff->length, n); + REQUEST_SIZE_MATCH(xXFixesSetWindowShapeRegionReq); + swapl (&stuff->dest, n); + swaps (&stuff->xOff, n); + swaps (&stuff->yOff, n); + swapl (&stuff->region, n); + return (*ProcXFixesVector[stuff->xfixesReqType]) (client); +} + +int +ProcXFixesSetPictureClipRegion (ClientPtr client) +{ +#ifdef RENDER + PicturePtr pPicture; + RegionPtr pRegion; + ScreenPtr pScreen; + PictureScreenPtr ps; + REQUEST(xXFixesSetPictureClipRegionReq); + + REQUEST_SIZE_MATCH (xXFixesSetPictureClipRegionReq); + VERIFY_PICTURE(pPicture, stuff->picture, client, SecurityWriteAccess, + RenderErrBase + BadPicture); + pScreen = pPicture->pDrawable->pScreen; + ps = GetPictureScreen (pScreen); + VERIFY_REGION_OR_NONE(pRegion, stuff->region, client, SecurityReadAccess); + + return SetPictureClipRegion (pPicture, stuff->xOrigin, stuff->yOrigin, + pRegion); +#else + return BadRequest; +#endif +} + +int +SProcXFixesSetPictureClipRegion (ClientPtr client) +{ + int n; + REQUEST(xXFixesSetPictureClipRegionReq); + + swaps (&stuff->length, n); + REQUEST_SIZE_MATCH (xXFixesSetPictureClipRegionReq); + swapl (&stuff->picture, n); + swapl (&stuff->region, n); + swaps (&stuff->xOrigin, n); + swaps (&stuff->yOrigin, n); + return (*ProcXFixesVector[stuff->xfixesReqType]) (client); +} + +int +ProcXFixesExpandRegion (ClientPtr client) +{ + RegionPtr pSource, pDestination; + int ret = Success; + REQUEST (xXFixesExpandRegionReq); + BoxPtr pTmp; + BoxPtr pSrc; + int nBoxes; + int i; + + REQUEST_SIZE_MATCH (xXFixesExpandRegionReq); + VERIFY_REGION(pSource, stuff->source, client, SecurityReadAccess); + VERIFY_REGION(pDestination, stuff->destination, client, SecurityWriteAccess); + + nBoxes = REGION_NUM_RECTS(pSource); + pSrc = REGION_RECTS(pSource); + if (nBoxes) + { + pTmp = xalloc (nBoxes * sizeof (BoxRec)); + if (!pTmp) + return BadAlloc; + for (i = 0; i < nBoxes; i++) + { + pTmp[i].x1 = pSrc[i].x1 - stuff->left; + pTmp[i].x2 = pSrc[i].x2 + stuff->right; + pTmp[i].y1 = pSrc[i].y1 - stuff->top; + pTmp[i].y2 = pSrc[i].y2 + stuff->bottom; + } + REGION_EMPTY (pScreen, pDestination); + for (i = 0; i < nBoxes; i++) + { + RegionRec r; + REGION_INIT (pScreen, &r, &pTmp[i], 0); + REGION_UNION (pScreen, pDestination, pDestination, &r); + } + } + if (ret == Success) + ret = client->noClientException; + return ret; +} + +int +SProcXFixesExpandRegion (ClientPtr client) +{ + int n; + REQUEST (xXFixesExpandRegionReq); + + swaps (&stuff->length, n); + REQUEST_SIZE_MATCH (xXFixesExpandRegionReq); + swapl (&stuff->source, n); + swapl (&stuff->destination, n); + swaps (&stuff->left, n); + swaps (&stuff->right, n); + swaps (&stuff->top, n); + swaps (&stuff->bottom, n); + return (*ProcXFixesVector[stuff->xfixesReqType]) (client); +} + diff --git a/nx-X11/programs/Xserver/xfixes/saveset.c b/nx-X11/programs/Xserver/xfixes/saveset.c new file mode 100755 index 000000000..934651218 --- /dev/null +++ b/nx-X11/programs/Xserver/xfixes/saveset.c @@ -0,0 +1,79 @@ +/* + * $Id: saveset.c,v 1.6 2005/07/03 07:37:35 daniels Exp $ + * + * Copyright © 2002 Keith Packard + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the name of Keith Packard not be used in + * advertising or publicity pertaining to distribution of the software without + * specific, written prior permission. Keith Packard makes no + * representations about the suitability of this software for any purpose. It + * is provided "as is" without express or implied warranty. + * + * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR + * PERFORMANCE OF THIS SOFTWARE. + */ + +#ifdef HAVE_DIX_CONFIG_H +#include <dix-config.h> +#endif + +#include "xfixesint.h" + +int +ProcXFixesChangeSaveSet(ClientPtr client) +{ + Bool toRoot, remap; + int result; + WindowPtr pWin; + REQUEST(xXFixesChangeSaveSetReq); + + REQUEST_SIZE_MATCH(xXFixesChangeSaveSetReq); + pWin = (WindowPtr)SecurityLookupWindow(stuff->window, client, + SecurityReadAccess); + if (!pWin) + return(BadWindow); + if (client->clientAsMask == (CLIENT_BITS(pWin->drawable.id))) + return BadMatch; + if ((stuff->mode != SetModeInsert) && (stuff->mode != SetModeDelete)) + { + client->errorValue = stuff->mode; + return( BadValue ); + } + if ((stuff->target != SaveSetNearest) && (stuff->target != SaveSetRoot)) + { + client->errorValue = stuff->target; + return( BadValue ); + } + if ((stuff->map != SaveSetMap) && (stuff->map != SaveSetUnmap)) + { + client->errorValue = stuff->map; + return( BadValue ); + } + toRoot = (stuff->target == SaveSetRoot); + remap = (stuff->map == SaveSetMap); + result = AlterSaveSetForClient(client, pWin, stuff->mode, toRoot, remap); + if (client->noClientException != Success) + return(client->noClientException); + else + return(result); +} + +int +SProcXFixesChangeSaveSet(ClientPtr client) +{ + register int n; + REQUEST(xXFixesChangeSaveSetReq); + + swaps(&stuff->length, n); + swapl(&stuff->window, n); + return ProcXFixesChangeSaveSet(client); +} diff --git a/nx-X11/programs/Xserver/xfixes/select.c b/nx-X11/programs/Xserver/xfixes/select.c new file mode 100755 index 000000000..c72e19e9a --- /dev/null +++ b/nx-X11/programs/Xserver/xfixes/select.c @@ -0,0 +1,281 @@ +/* + * $Id: select.c,v 1.6 2005/07/03 07:37:35 daniels Exp $ + * + * Copyright © 2002 Keith Packard + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the name of Keith Packard not be used in + * advertising or publicity pertaining to distribution of the software without + * specific, written prior permission. Keith Packard makes no + * representations about the suitability of this software for any purpose. It + * is provided "as is" without express or implied warranty. + * + * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR + * PERFORMANCE OF THIS SOFTWARE. + */ + +#ifdef HAVE_DIX_CONFIG_H +#include <dix-config.h> +#endif + +#include "xfixesint.h" + +static RESTYPE SelectionClientType, SelectionWindowType; +static Bool SelectionCallbackRegistered = FALSE; + +/* + * There is a global list of windows selecting for selection events + * on every selection. This should be plenty efficient for the + * expected usage, if it does become a problem, it should be easily + * replaced with a hash table of some kind keyed off the selection atom + */ + +typedef struct _SelectionEvent *SelectionEventPtr; + +typedef struct _SelectionEvent { + SelectionEventPtr next; + Atom selection; + CARD32 eventMask; + ClientPtr pClient; + WindowPtr pWindow; + XID clientResource; +} SelectionEventRec; + +static SelectionEventPtr selectionEvents; + +static void +XFixesSelectionCallback (CallbackListPtr *callbacks, pointer data, pointer args) +{ + SelectionEventPtr e; + SelectionInfoRec *info = (SelectionInfoRec *) args; + Selection *selection = info->selection; + int subtype; + CARD32 eventMask; + + switch (info->kind) { + case SelectionSetOwner: + subtype = XFixesSetSelectionOwnerNotify; + eventMask = XFixesSetSelectionOwnerNotifyMask; + break; + case SelectionWindowDestroy: + subtype = XFixesSelectionWindowDestroyNotify; + eventMask = XFixesSelectionWindowDestroyNotifyMask; + break; + case SelectionClientClose: + subtype = XFixesSelectionClientCloseNotify; + eventMask = XFixesSelectionClientCloseNotifyMask; + break; + default: + return; + } + for (e = selectionEvents; e; e = e->next) + { + if (e->selection == selection->selection && + (e->eventMask & eventMask) && + !e->pClient->clientGone) + { + xXFixesSelectionNotifyEvent ev; + + ev.type = XFixesEventBase + XFixesSelectionNotify; + ev.subtype = subtype; + ev.sequenceNumber = e->pClient->sequence; + ev.window = e->pWindow->drawable.id; + if (subtype == XFixesSetSelectionOwnerNotify) + ev.owner = selection->window; + else + ev.owner = 0; + ev.selection = e->selection; + ev.timestamp = currentTime.milliseconds; + ev.selectionTimestamp = selection->lastTimeChanged.milliseconds; + WriteEventsToClient (e->pClient, 1, (xEvent *) &ev); + } + } +} + +static Bool +CheckSelectionCallback (void) +{ + if (selectionEvents) + { + if (!SelectionCallbackRegistered) + { + if (!AddCallback (&SelectionCallback, XFixesSelectionCallback, NULL)) + return FALSE; + SelectionCallbackRegistered = TRUE; + } + } + else + { + if (SelectionCallbackRegistered) + { + DeleteCallback (&SelectionCallback, XFixesSelectionCallback, NULL); + SelectionCallbackRegistered = FALSE; + } + } + return TRUE; +} + +#define SelectionAllEvents (XFixesSetSelectionOwnerNotifyMask |\ + XFixesSelectionWindowDestroyNotifyMask |\ + XFixesSelectionClientCloseNotifyMask) + +static int +XFixesSelectSelectionInput (ClientPtr pClient, + Atom selection, + WindowPtr pWindow, + CARD32 eventMask) +{ + SelectionEventPtr *prev, e; + + for (prev = &selectionEvents; (e = *prev); prev = &e->next) + { + if (e->selection == selection && + e->pClient == pClient && + e->pWindow == pWindow) + { + break; + } + } + if (!eventMask) + { + if (e) + { + FreeResource (e->clientResource, 0); + } + return Success; + } + if (!e) + { + e = (SelectionEventPtr) xalloc (sizeof (SelectionEventRec)); + if (!e) + return BadAlloc; + + e->next = 0; + e->selection = selection; + e->pClient = pClient; + e->pWindow = pWindow; + e->clientResource = FakeClientID(pClient->index); + + /* + * Add a resource hanging from the window to + * catch window destroy + */ + if (!LookupIDByType(pWindow->drawable.id, SelectionWindowType)) + if (!AddResource (pWindow->drawable.id, SelectionWindowType, + (pointer) pWindow)) + { + xfree (e); + return BadAlloc; + } + + if (!AddResource (e->clientResource, SelectionClientType, (pointer) e)) + return BadAlloc; + + *prev = e; + if (!CheckSelectionCallback ()) + { + FreeResource (e->clientResource, 0); + return BadAlloc; + } + } + e->eventMask = eventMask; + return Success; +} + +int +ProcXFixesSelectSelectionInput (ClientPtr client) +{ + REQUEST (xXFixesSelectSelectionInputReq); + WindowPtr pWin; + + REQUEST_SIZE_MATCH (xXFixesSelectSelectionInputReq); + pWin = (WindowPtr)SecurityLookupWindow(stuff->window, client, + SecurityReadAccess); + if (!pWin) + return(BadWindow); + if (stuff->eventMask & ~SelectionAllEvents) + { + client->errorValue = stuff->eventMask; + return( BadValue ); + } + return XFixesSelectSelectionInput (client, stuff->selection, + pWin, stuff->eventMask); +} + +int +SProcXFixesSelectSelectionInput (ClientPtr client) +{ + register int n; + REQUEST(xXFixesSelectSelectionInputReq); + + swaps(&stuff->length, n); + swapl(&stuff->window, n); + swapl(&stuff->selection, n); + swapl(&stuff->eventMask, n); + return ProcXFixesSelectSelectionInput(client); +} + +void +SXFixesSelectionNotifyEvent (xXFixesSelectionNotifyEvent *from, + xXFixesSelectionNotifyEvent *to) +{ + to->type = from->type; + cpswaps (from->sequenceNumber, to->sequenceNumber); + cpswapl (from->window, to->window); + cpswapl (from->owner, to->owner); + cpswapl (from->selection, to->selection); + cpswapl (from->timestamp, to->timestamp); + cpswapl (from->selectionTimestamp, to->selectionTimestamp); +} + +static int +SelectionFreeClient (pointer data, XID id) +{ + SelectionEventPtr old = (SelectionEventPtr) data; + SelectionEventPtr *prev, e; + + for (prev = &selectionEvents; (e = *prev); prev = &e->next) + { + if (e == old) + { + *prev = e->next; + xfree (e); + CheckSelectionCallback (); + break; + } + } + return 1; +} + +static int +SelectionFreeWindow (pointer data, XID id) +{ + WindowPtr pWindow = (WindowPtr) data; + SelectionEventPtr e, next; + + for (e = selectionEvents; e; e = next) + { + next = e->next; + if (e->pWindow == pWindow) + { + FreeResource (e->clientResource, 0); + } + } + return 1; +} + +Bool +XFixesSelectionInit (void) +{ + SelectionClientType = CreateNewResourceType(SelectionFreeClient); + SelectionWindowType = CreateNewResourceType(SelectionFreeWindow); + return SelectionClientType && SelectionWindowType; +} diff --git a/nx-X11/programs/Xserver/xfixes/select.c.NX.original b/nx-X11/programs/Xserver/xfixes/select.c.NX.original new file mode 100755 index 000000000..c72e19e9a --- /dev/null +++ b/nx-X11/programs/Xserver/xfixes/select.c.NX.original @@ -0,0 +1,281 @@ +/* + * $Id: select.c,v 1.6 2005/07/03 07:37:35 daniels Exp $ + * + * Copyright © 2002 Keith Packard + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the name of Keith Packard not be used in + * advertising or publicity pertaining to distribution of the software without + * specific, written prior permission. Keith Packard makes no + * representations about the suitability of this software for any purpose. It + * is provided "as is" without express or implied warranty. + * + * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR + * PERFORMANCE OF THIS SOFTWARE. + */ + +#ifdef HAVE_DIX_CONFIG_H +#include <dix-config.h> +#endif + +#include "xfixesint.h" + +static RESTYPE SelectionClientType, SelectionWindowType; +static Bool SelectionCallbackRegistered = FALSE; + +/* + * There is a global list of windows selecting for selection events + * on every selection. This should be plenty efficient for the + * expected usage, if it does become a problem, it should be easily + * replaced with a hash table of some kind keyed off the selection atom + */ + +typedef struct _SelectionEvent *SelectionEventPtr; + +typedef struct _SelectionEvent { + SelectionEventPtr next; + Atom selection; + CARD32 eventMask; + ClientPtr pClient; + WindowPtr pWindow; + XID clientResource; +} SelectionEventRec; + +static SelectionEventPtr selectionEvents; + +static void +XFixesSelectionCallback (CallbackListPtr *callbacks, pointer data, pointer args) +{ + SelectionEventPtr e; + SelectionInfoRec *info = (SelectionInfoRec *) args; + Selection *selection = info->selection; + int subtype; + CARD32 eventMask; + + switch (info->kind) { + case SelectionSetOwner: + subtype = XFixesSetSelectionOwnerNotify; + eventMask = XFixesSetSelectionOwnerNotifyMask; + break; + case SelectionWindowDestroy: + subtype = XFixesSelectionWindowDestroyNotify; + eventMask = XFixesSelectionWindowDestroyNotifyMask; + break; + case SelectionClientClose: + subtype = XFixesSelectionClientCloseNotify; + eventMask = XFixesSelectionClientCloseNotifyMask; + break; + default: + return; + } + for (e = selectionEvents; e; e = e->next) + { + if (e->selection == selection->selection && + (e->eventMask & eventMask) && + !e->pClient->clientGone) + { + xXFixesSelectionNotifyEvent ev; + + ev.type = XFixesEventBase + XFixesSelectionNotify; + ev.subtype = subtype; + ev.sequenceNumber = e->pClient->sequence; + ev.window = e->pWindow->drawable.id; + if (subtype == XFixesSetSelectionOwnerNotify) + ev.owner = selection->window; + else + ev.owner = 0; + ev.selection = e->selection; + ev.timestamp = currentTime.milliseconds; + ev.selectionTimestamp = selection->lastTimeChanged.milliseconds; + WriteEventsToClient (e->pClient, 1, (xEvent *) &ev); + } + } +} + +static Bool +CheckSelectionCallback (void) +{ + if (selectionEvents) + { + if (!SelectionCallbackRegistered) + { + if (!AddCallback (&SelectionCallback, XFixesSelectionCallback, NULL)) + return FALSE; + SelectionCallbackRegistered = TRUE; + } + } + else + { + if (SelectionCallbackRegistered) + { + DeleteCallback (&SelectionCallback, XFixesSelectionCallback, NULL); + SelectionCallbackRegistered = FALSE; + } + } + return TRUE; +} + +#define SelectionAllEvents (XFixesSetSelectionOwnerNotifyMask |\ + XFixesSelectionWindowDestroyNotifyMask |\ + XFixesSelectionClientCloseNotifyMask) + +static int +XFixesSelectSelectionInput (ClientPtr pClient, + Atom selection, + WindowPtr pWindow, + CARD32 eventMask) +{ + SelectionEventPtr *prev, e; + + for (prev = &selectionEvents; (e = *prev); prev = &e->next) + { + if (e->selection == selection && + e->pClient == pClient && + e->pWindow == pWindow) + { + break; + } + } + if (!eventMask) + { + if (e) + { + FreeResource (e->clientResource, 0); + } + return Success; + } + if (!e) + { + e = (SelectionEventPtr) xalloc (sizeof (SelectionEventRec)); + if (!e) + return BadAlloc; + + e->next = 0; + e->selection = selection; + e->pClient = pClient; + e->pWindow = pWindow; + e->clientResource = FakeClientID(pClient->index); + + /* + * Add a resource hanging from the window to + * catch window destroy + */ + if (!LookupIDByType(pWindow->drawable.id, SelectionWindowType)) + if (!AddResource (pWindow->drawable.id, SelectionWindowType, + (pointer) pWindow)) + { + xfree (e); + return BadAlloc; + } + + if (!AddResource (e->clientResource, SelectionClientType, (pointer) e)) + return BadAlloc; + + *prev = e; + if (!CheckSelectionCallback ()) + { + FreeResource (e->clientResource, 0); + return BadAlloc; + } + } + e->eventMask = eventMask; + return Success; +} + +int +ProcXFixesSelectSelectionInput (ClientPtr client) +{ + REQUEST (xXFixesSelectSelectionInputReq); + WindowPtr pWin; + + REQUEST_SIZE_MATCH (xXFixesSelectSelectionInputReq); + pWin = (WindowPtr)SecurityLookupWindow(stuff->window, client, + SecurityReadAccess); + if (!pWin) + return(BadWindow); + if (stuff->eventMask & ~SelectionAllEvents) + { + client->errorValue = stuff->eventMask; + return( BadValue ); + } + return XFixesSelectSelectionInput (client, stuff->selection, + pWin, stuff->eventMask); +} + +int +SProcXFixesSelectSelectionInput (ClientPtr client) +{ + register int n; + REQUEST(xXFixesSelectSelectionInputReq); + + swaps(&stuff->length, n); + swapl(&stuff->window, n); + swapl(&stuff->selection, n); + swapl(&stuff->eventMask, n); + return ProcXFixesSelectSelectionInput(client); +} + +void +SXFixesSelectionNotifyEvent (xXFixesSelectionNotifyEvent *from, + xXFixesSelectionNotifyEvent *to) +{ + to->type = from->type; + cpswaps (from->sequenceNumber, to->sequenceNumber); + cpswapl (from->window, to->window); + cpswapl (from->owner, to->owner); + cpswapl (from->selection, to->selection); + cpswapl (from->timestamp, to->timestamp); + cpswapl (from->selectionTimestamp, to->selectionTimestamp); +} + +static int +SelectionFreeClient (pointer data, XID id) +{ + SelectionEventPtr old = (SelectionEventPtr) data; + SelectionEventPtr *prev, e; + + for (prev = &selectionEvents; (e = *prev); prev = &e->next) + { + if (e == old) + { + *prev = e->next; + xfree (e); + CheckSelectionCallback (); + break; + } + } + return 1; +} + +static int +SelectionFreeWindow (pointer data, XID id) +{ + WindowPtr pWindow = (WindowPtr) data; + SelectionEventPtr e, next; + + for (e = selectionEvents; e; e = next) + { + next = e->next; + if (e->pWindow == pWindow) + { + FreeResource (e->clientResource, 0); + } + } + return 1; +} + +Bool +XFixesSelectionInit (void) +{ + SelectionClientType = CreateNewResourceType(SelectionFreeClient); + SelectionWindowType = CreateNewResourceType(SelectionFreeWindow); + return SelectionClientType && SelectionWindowType; +} diff --git a/nx-X11/programs/Xserver/xfixes/select.c.X.original b/nx-X11/programs/Xserver/xfixes/select.c.X.original new file mode 100755 index 000000000..6a28da93b --- /dev/null +++ b/nx-X11/programs/Xserver/xfixes/select.c.X.original @@ -0,0 +1,279 @@ +/* + * $Id: select.c,v 1.6 2005/07/03 07:37:35 daniels Exp $ + * + * Copyright © 2002 Keith Packard + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the name of Keith Packard not be used in + * advertising or publicity pertaining to distribution of the software without + * specific, written prior permission. Keith Packard makes no + * representations about the suitability of this software for any purpose. It + * is provided "as is" without express or implied warranty. + * + * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR + * PERFORMANCE OF THIS SOFTWARE. + */ + +#ifdef HAVE_DIX_CONFIG_H +#include <dix-config.h> +#endif + +#include "xfixesint.h" + +static RESTYPE SelectionClientType, SelectionWindowType; +static Bool SelectionCallbackRegistered = FALSE; + +/* + * There is a global list of windows selecting for selection events + * on every selection. This should be plenty efficient for the + * expected usage, if it does become a problem, it should be easily + * replaced with a hash table of some kind keyed off the selection atom + */ + +typedef struct _SelectionEvent *SelectionEventPtr; + +typedef struct _SelectionEvent { + SelectionEventPtr next; + Atom selection; + CARD32 eventMask; + ClientPtr pClient; + WindowPtr pWindow; + XID clientResource; +} SelectionEventRec; + +static SelectionEventPtr selectionEvents; + +static void +XFixesSelectionCallback (CallbackListPtr *callbacks, pointer data, pointer args) +{ + SelectionEventPtr e; + SelectionInfoRec *info = (SelectionInfoRec *) args; + Selection *selection = info->selection; + int subtype; + CARD32 eventMask; + + switch (info->kind) { + case SelectionSetOwner: + subtype = XFixesSetSelectionOwnerNotify; + eventMask = XFixesSetSelectionOwnerNotifyMask; + break; + case SelectionWindowDestroy: + subtype = XFixesSelectionWindowDestroyNotify; + eventMask = XFixesSelectionWindowDestroyNotifyMask; + break; + case SelectionClientClose: + subtype = XFixesSelectionClientCloseNotify; + eventMask = XFixesSelectionClientCloseNotifyMask; + break; + default: + return; + } + for (e = selectionEvents; e; e = e->next) + { + if (e->selection == selection->selection && (e->eventMask & eventMask)) + { + xXFixesSelectionNotifyEvent ev; + + ev.type = XFixesEventBase + XFixesSelectionNotify; + ev.subtype = subtype; + ev.sequenceNumber = e->pClient->sequence; + ev.window = e->pWindow->drawable.id; + if (subtype == XFixesSetSelectionOwnerNotify) + ev.owner = selection->window; + else + ev.owner = 0; + ev.selection = e->selection; + ev.timestamp = currentTime.milliseconds; + ev.selectionTimestamp = selection->lastTimeChanged.milliseconds; + WriteEventsToClient (e->pClient, 1, (xEvent *) &ev); + } + } +} + +static Bool +CheckSelectionCallback (void) +{ + if (selectionEvents) + { + if (!SelectionCallbackRegistered) + { + if (!AddCallback (&SelectionCallback, XFixesSelectionCallback, NULL)) + return FALSE; + SelectionCallbackRegistered = TRUE; + } + } + else + { + if (SelectionCallbackRegistered) + { + DeleteCallback (&SelectionCallback, XFixesSelectionCallback, NULL); + SelectionCallbackRegistered = FALSE; + } + } + return TRUE; +} + +#define SelectionAllEvents (XFixesSetSelectionOwnerNotifyMask |\ + XFixesSelectionWindowDestroyNotifyMask |\ + XFixesSelectionClientCloseNotifyMask) + +static int +XFixesSelectSelectionInput (ClientPtr pClient, + Atom selection, + WindowPtr pWindow, + CARD32 eventMask) +{ + SelectionEventPtr *prev, e; + + for (prev = &selectionEvents; (e = *prev); prev = &e->next) + { + if (e->selection == selection && + e->pClient == pClient && + e->pWindow == pWindow) + { + break; + } + } + if (!eventMask) + { + if (e) + { + FreeResource (e->clientResource, 0); + } + return Success; + } + if (!e) + { + e = (SelectionEventPtr) xalloc (sizeof (SelectionEventRec)); + if (!e) + return BadAlloc; + + e->next = 0; + e->selection = selection; + e->pClient = pClient; + e->pWindow = pWindow; + e->clientResource = FakeClientID(pClient->index); + + /* + * Add a resource hanging from the window to + * catch window destroy + */ + if (!LookupIDByType(pWindow->drawable.id, SelectionWindowType)) + if (!AddResource (pWindow->drawable.id, SelectionWindowType, + (pointer) pWindow)) + { + xfree (e); + return BadAlloc; + } + + if (!AddResource (e->clientResource, SelectionClientType, (pointer) e)) + return BadAlloc; + + *prev = e; + if (!CheckSelectionCallback ()) + { + FreeResource (e->clientResource, 0); + return BadAlloc; + } + } + e->eventMask = eventMask; + return Success; +} + +int +ProcXFixesSelectSelectionInput (ClientPtr client) +{ + REQUEST (xXFixesSelectSelectionInputReq); + WindowPtr pWin; + + REQUEST_SIZE_MATCH (xXFixesSelectSelectionInputReq); + pWin = (WindowPtr)SecurityLookupWindow(stuff->window, client, + SecurityReadAccess); + if (!pWin) + return(BadWindow); + if (stuff->eventMask & ~SelectionAllEvents) + { + client->errorValue = stuff->eventMask; + return( BadValue ); + } + return XFixesSelectSelectionInput (client, stuff->selection, + pWin, stuff->eventMask); +} + +int +SProcXFixesSelectSelectionInput (ClientPtr client) +{ + register int n; + REQUEST(xXFixesSelectSelectionInputReq); + + swaps(&stuff->length, n); + swapl(&stuff->window, n); + swapl(&stuff->selection, n); + swapl(&stuff->eventMask, n); + return ProcXFixesSelectSelectionInput(client); +} + +void +SXFixesSelectionNotifyEvent (xXFixesSelectionNotifyEvent *from, + xXFixesSelectionNotifyEvent *to) +{ + to->type = from->type; + cpswaps (from->sequenceNumber, to->sequenceNumber); + cpswapl (from->window, to->window); + cpswapl (from->owner, to->owner); + cpswapl (from->selection, to->selection); + cpswapl (from->timestamp, to->timestamp); + cpswapl (from->selectionTimestamp, to->selectionTimestamp); +} + +static int +SelectionFreeClient (pointer data, XID id) +{ + SelectionEventPtr old = (SelectionEventPtr) data; + SelectionEventPtr *prev, e; + + for (prev = &selectionEvents; (e = *prev); prev = &e->next) + { + if (e == old) + { + *prev = e->next; + xfree (e); + CheckSelectionCallback (); + break; + } + } + return 1; +} + +static int +SelectionFreeWindow (pointer data, XID id) +{ + WindowPtr pWindow = (WindowPtr) data; + SelectionEventPtr e, next; + + for (e = selectionEvents; e; e = next) + { + next = e->next; + if (e->pWindow == pWindow) + { + FreeResource (e->clientResource, 0); + } + } + return 1; +} + +Bool +XFixesSelectionInit (void) +{ + SelectionClientType = CreateNewResourceType(SelectionFreeClient); + SelectionWindowType = CreateNewResourceType(SelectionFreeWindow); + return SelectionClientType && SelectionWindowType; +} diff --git a/nx-X11/programs/Xserver/xfixes/xfixes.c b/nx-X11/programs/Xserver/xfixes/xfixes.c new file mode 100755 index 000000000..1569b311e --- /dev/null +++ b/nx-X11/programs/Xserver/xfixes/xfixes.c @@ -0,0 +1,231 @@ +/* + * $Id: xfixes.c,v 1.7 2005/07/03 07:37:35 daniels Exp $ + * + * Copyright © 2002 Keith Packard + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the name of Keith Packard not be used in + * advertising or publicity pertaining to distribution of the software without + * specific, written prior permission. Keith Packard makes no + * representations about the suitability of this software for any purpose. It + * is provided "as is" without express or implied warranty. + * + * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR + * PERFORMANCE OF THIS SOFTWARE. + */ + +#ifdef HAVE_DIX_CONFIG_H +#include <dix-config.h> +#endif + +#include "xfixesint.h" + +unsigned char XFixesReqCode; +int XFixesEventBase; +int XFixesErrorBase; +int XFixesClientPrivateIndex; + +static int +ProcXFixesQueryVersion(ClientPtr client) +{ + XFixesClientPtr pXFixesClient = GetXFixesClient (client); + xXFixesQueryVersionReply rep; + register int n; + REQUEST(xXFixesQueryVersionReq); + + REQUEST_SIZE_MATCH(xXFixesQueryVersionReq); + rep.type = X_Reply; + rep.length = 0; + rep.sequenceNumber = client->sequence; + if (stuff->majorVersion < XFIXES_MAJOR) { + rep.majorVersion = stuff->majorVersion; + rep.minorVersion = stuff->minorVersion; + } else { + rep.majorVersion = XFIXES_MAJOR; + if (stuff->majorVersion == XFIXES_MAJOR && + stuff->minorVersion < XFIXES_MINOR) + rep.minorVersion = stuff->minorVersion; + else + rep.minorVersion = XFIXES_MINOR; + } + pXFixesClient->major_version = rep.majorVersion; + pXFixesClient->minor_version = rep.minorVersion; + if (client->swapped) { + swaps(&rep.sequenceNumber, n); + swapl(&rep.length, n); + swapl(&rep.majorVersion, n); + swapl(&rep.minorVersion, n); + } + WriteToClient(client, sizeof(xXFixesQueryVersionReply), (char *)&rep); + return(client->noClientException); +} + +/* Major version controls available requests */ +static const int version_requests[] = { + X_XFixesQueryVersion, /* before client sends QueryVersion */ + X_XFixesGetCursorImage, /* Version 1 */ + X_XFixesChangeCursorByName, /* Version 2 */ + X_XFixesExpandRegion, /* Version 3 */ +}; + +#define NUM_VERSION_REQUESTS (sizeof (version_requests) / sizeof (version_requests[0])) + +int (*ProcXFixesVector[XFixesNumberRequests])(ClientPtr) = { +/*************** Version 1 ******************/ + ProcXFixesQueryVersion, + ProcXFixesChangeSaveSet, + ProcXFixesSelectSelectionInput, + ProcXFixesSelectCursorInput, + ProcXFixesGetCursorImage, +/*************** Version 2 ******************/ + ProcXFixesCreateRegion, + ProcXFixesCreateRegionFromBitmap, + ProcXFixesCreateRegionFromWindow, + ProcXFixesCreateRegionFromGC, + ProcXFixesCreateRegionFromPicture, + ProcXFixesDestroyRegion, + ProcXFixesSetRegion, + ProcXFixesCopyRegion, + ProcXFixesCombineRegion, + ProcXFixesCombineRegion, + ProcXFixesCombineRegion, + ProcXFixesInvertRegion, + ProcXFixesTranslateRegion, + ProcXFixesRegionExtents, + ProcXFixesFetchRegion, + ProcXFixesSetGCClipRegion, + ProcXFixesSetWindowShapeRegion, + ProcXFixesSetPictureClipRegion, + ProcXFixesSetCursorName, + ProcXFixesGetCursorName, + ProcXFixesGetCursorImageAndName, + ProcXFixesChangeCursor, + ProcXFixesChangeCursorByName, +/*************** Version 3 ******************/ + ProcXFixesExpandRegion, +}; + +static int +ProcXFixesDispatch (ClientPtr client) +{ + REQUEST(xXFixesReq); + XFixesClientPtr pXFixesClient = GetXFixesClient (client); + + if (pXFixesClient->major_version > NUM_VERSION_REQUESTS) + return BadRequest; + if (stuff->xfixesReqType > version_requests[pXFixesClient->major_version]) + return BadRequest; + return (*ProcXFixesVector[stuff->xfixesReqType]) (client); +} + +static int +SProcXFixesQueryVersion(ClientPtr client) +{ + register int n; + REQUEST(xXFixesQueryVersionReq); + + swaps(&stuff->length, n); + swapl(&stuff->majorVersion, n); + swapl(&stuff->minorVersion, n); + return (*ProcXFixesVector[stuff->xfixesReqType]) (client); +} + +int (*SProcXFixesVector[XFixesNumberRequests])(ClientPtr) = { +/*************** Version 1 ******************/ + SProcXFixesQueryVersion, + SProcXFixesChangeSaveSet, + SProcXFixesSelectSelectionInput, + SProcXFixesSelectCursorInput, + SProcXFixesGetCursorImage, +/*************** Version 2 ******************/ + SProcXFixesCreateRegion, + SProcXFixesCreateRegionFromBitmap, + SProcXFixesCreateRegionFromWindow, + SProcXFixesCreateRegionFromGC, + SProcXFixesCreateRegionFromPicture, + SProcXFixesDestroyRegion, + SProcXFixesSetRegion, + SProcXFixesCopyRegion, + SProcXFixesCombineRegion, + SProcXFixesCombineRegion, + SProcXFixesCombineRegion, + SProcXFixesInvertRegion, + SProcXFixesTranslateRegion, + SProcXFixesRegionExtents, + SProcXFixesFetchRegion, + SProcXFixesSetGCClipRegion, + SProcXFixesSetWindowShapeRegion, + SProcXFixesSetPictureClipRegion, + SProcXFixesSetCursorName, + SProcXFixesGetCursorName, + SProcXFixesGetCursorImageAndName, + SProcXFixesChangeCursor, + SProcXFixesChangeCursorByName, +/*************** Version 3 ******************/ + SProcXFixesExpandRegion, +}; + +static int +SProcXFixesDispatch (ClientPtr client) +{ + REQUEST(xXFixesReq); + if (stuff->xfixesReqType >= XFixesNumberRequests) + return BadRequest; + return (*SProcXFixesVector[stuff->xfixesReqType]) (client); +} + +static void +XFixesClientCallback (CallbackListPtr *list, + pointer closure, + pointer data) +{ + NewClientInfoRec *clientinfo = (NewClientInfoRec *) data; + ClientPtr pClient = clientinfo->client; + XFixesClientPtr pXFixesClient = GetXFixesClient (pClient); + + pXFixesClient->major_version = 0; + pXFixesClient->minor_version = 0; +} + +/*ARGSUSED*/ +static void +XFixesResetProc (ExtensionEntry *extEntry) +{ + DeleteCallback (&ClientStateCallback, XFixesClientCallback, 0); +} + +void +XFixesExtensionInit(void) +{ + ExtensionEntry *extEntry; + + XFixesClientPrivateIndex = AllocateClientPrivateIndex (); + if (!AllocateClientPrivate (XFixesClientPrivateIndex, + sizeof (XFixesClientRec))) + return; + if (!AddCallback (&ClientStateCallback, XFixesClientCallback, 0)) + return; + + if (XFixesSelectionInit() && XFixesCursorInit () && XFixesRegionInit () && + (extEntry = AddExtension(XFIXES_NAME, XFixesNumberEvents, + XFixesNumberErrors, + ProcXFixesDispatch, SProcXFixesDispatch, + XFixesResetProc, StandardMinorOpcode)) != 0) + { + XFixesReqCode = (unsigned char)extEntry->base; + XFixesEventBase = extEntry->eventBase; + XFixesErrorBase = extEntry->errorBase; + EventSwapVector[XFixesEventBase + XFixesSelectionNotify] = + (EventSwapPtr) SXFixesSelectionNotifyEvent; + EventSwapVector[XFixesEventBase + XFixesCursorNotify] = + (EventSwapPtr) SXFixesCursorNotifyEvent; + } +} diff --git a/nx-X11/programs/Xserver/xfixes/xfixes.h b/nx-X11/programs/Xserver/xfixes/xfixes.h new file mode 100755 index 000000000..fcd941778 --- /dev/null +++ b/nx-X11/programs/Xserver/xfixes/xfixes.h @@ -0,0 +1,54 @@ +/* + * $Id: xfixes.h,v 1.6 2005/07/03 07:02:08 daniels Exp $ + * + * Copyright © 2002 Keith Packard + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the name of Keith Packard not be used in + * advertising or publicity pertaining to distribution of the software without + * specific, written prior permission. Keith Packard makes no + * representations about the suitability of this software for any purpose. It + * is provided "as is" without express or implied warranty. + * + * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR + * PERFORMANCE OF THIS SOFTWARE. + */ + +#ifdef HAVE_DIX_CONFIG_H +#include <dix-config.h> +#endif + +#ifndef _XFIXES_H_ +#define _XFIXES_H_ + +#include "resource.h" + +extern RESTYPE RegionResType; +extern int XFixesErrorBase; + +#define VERIFY_REGION(pRegion, rid, client, mode) { \ + pRegion = SecurityLookupIDByType (client, rid, RegionResType, mode); \ + if (!pRegion) { \ + client->errorValue = rid; \ + return XFixesErrorBase + BadRegion; \ + } \ +} + +#define VERIFY_REGION_OR_NONE(pRegion, rid, client, mode) { \ + pRegion = 0; \ + if (rid) VERIFY_REGION(pRegion, rid, client, mode); \ +} + +RegionPtr +XFixesRegionCopy (RegionPtr pRegion); + + +#endif /* _XFIXES_H_ */ diff --git a/nx-X11/programs/Xserver/xfixes/xfixesint.h b/nx-X11/programs/Xserver/xfixes/xfixesint.h new file mode 100755 index 000000000..4892654be --- /dev/null +++ b/nx-X11/programs/Xserver/xfixes/xfixesint.h @@ -0,0 +1,243 @@ +/* + * $Id: xfixesint.h,v 1.7 2005/07/03 08:53:54 daniels Exp $ + * + * Copyright © 2002 Keith Packard + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the name of Keith Packard not be used in + * advertising or publicity pertaining to distribution of the software without + * specific, written prior permission. Keith Packard makes no + * representations about the suitability of this software for any purpose. It + * is provided "as is" without express or implied warranty. + * + * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR + * PERFORMANCE OF THIS SOFTWARE. + */ + +#ifdef HAVE_DIX_CONFIG_H +#include <dix-config.h> +#endif + +#ifndef _XFIXESINT_H_ +#define _XFIXESINT_H_ + +#define NEED_EVENTS +#include <X11/X.h> +#include <X11/Xproto.h> +#include "misc.h" +#include "os.h" +#include "dixstruct.h" +#include "extnsionst.h" +#include <X11/extensions/xfixesproto.h> +#include "windowstr.h" +#include "selection.h" +#include "xfixes.h" + +extern unsigned char XFixesReqCode; +extern int XFixesEventBase; +extern int XFixesClientPrivateIndex; + +typedef struct _XFixesClient { + CARD32 major_version; + CARD32 minor_version; +} XFixesClientRec, *XFixesClientPtr; + +#define GetXFixesClient(pClient) ((XFixesClientPtr) (pClient)->devPrivates[XFixesClientPrivateIndex].ptr) + +extern int (*ProcXFixesVector[XFixesNumberRequests])(ClientPtr); +extern int (*SProcXFixesVector[XFixesNumberRequests])(ClientPtr); + +/* Initialize extension at server startup time */ + +void +XFixesExtensionInit(void); + +/* Save set */ +int +ProcXFixesChangeSaveSet(ClientPtr client); + +int +SProcXFixesChangeSaveSet(ClientPtr client); + +/* Selection events */ +int +ProcXFixesSelectSelectionInput (ClientPtr client); + +int +SProcXFixesSelectSelectionInput (ClientPtr client); + +void +SXFixesSelectionNotifyEvent (xXFixesSelectionNotifyEvent *from, + xXFixesSelectionNotifyEvent *to); +Bool +XFixesSelectionInit (void); + +/* Cursor notification */ +Bool +XFixesCursorInit (void); + +int +ProcXFixesSelectCursorInput (ClientPtr client); + +int +SProcXFixesSelectCursorInput (ClientPtr client); + +void +SXFixesCursorNotifyEvent (xXFixesCursorNotifyEvent *from, + xXFixesCursorNotifyEvent *to); + +int +ProcXFixesGetCursorImage (ClientPtr client); + +int +SProcXFixesGetCursorImage (ClientPtr client); + +/* Cursor names (Version 2) */ + +int +ProcXFixesSetCursorName (ClientPtr client); + +int +SProcXFixesSetCursorName (ClientPtr client); + +int +ProcXFixesGetCursorName (ClientPtr client); + +int +SProcXFixesGetCursorName (ClientPtr client); + +int +ProcXFixesGetCursorImageAndName (ClientPtr client); + +int +SProcXFixesGetCursorImageAndName (ClientPtr client); + +/* Cursor replacement (Version 2) */ + +int +ProcXFixesChangeCursor (ClientPtr client); + +int +SProcXFixesChangeCursor (ClientPtr client); + +int +ProcXFixesChangeCursorByName (ClientPtr client); + +int +SProcXFixesChangeCursorByName (ClientPtr client); + +/* Region objects (Version 2* */ +Bool +XFixesRegionInit (void); + +int +ProcXFixesCreateRegion (ClientPtr client); + +int +SProcXFixesCreateRegion (ClientPtr client); + +int +ProcXFixesCreateRegionFromBitmap (ClientPtr client); + +int +SProcXFixesCreateRegionFromBitmap (ClientPtr client); + +int +ProcXFixesCreateRegionFromWindow (ClientPtr client); + +int +SProcXFixesCreateRegionFromWindow (ClientPtr client); + +int +ProcXFixesCreateRegionFromGC (ClientPtr client); + +int +SProcXFixesCreateRegionFromGC (ClientPtr client); + +int +ProcXFixesCreateRegionFromPicture (ClientPtr client); + +int +SProcXFixesCreateRegionFromPicture (ClientPtr client); + +int +ProcXFixesDestroyRegion (ClientPtr client); + +int +SProcXFixesDestroyRegion (ClientPtr client); + +int +ProcXFixesSetRegion (ClientPtr client); + +int +SProcXFixesSetRegion (ClientPtr client); + +int +ProcXFixesCopyRegion (ClientPtr client); + +int +SProcXFixesCopyRegion (ClientPtr client); + +int +ProcXFixesCombineRegion (ClientPtr client); + +int +SProcXFixesCombineRegion (ClientPtr client); + +int +ProcXFixesInvertRegion (ClientPtr client); + +int +SProcXFixesInvertRegion (ClientPtr client); + +int +ProcXFixesTranslateRegion (ClientPtr client); + +int +SProcXFixesTranslateRegion (ClientPtr client); + +int +ProcXFixesRegionExtents (ClientPtr client); + +int +SProcXFixesRegionExtents (ClientPtr client); + +int +ProcXFixesFetchRegion (ClientPtr client); + +int +SProcXFixesFetchRegion (ClientPtr client); + +int +ProcXFixesSetGCClipRegion (ClientPtr client); + +int +SProcXFixesSetGCClipRegion (ClientPtr client); + +int +ProcXFixesSetWindowShapeRegion (ClientPtr client); + +int +SProcXFixesSetWindowShapeRegion (ClientPtr client); + +int +ProcXFixesSetPictureClipRegion (ClientPtr client); + +int +SProcXFixesSetPictureClipRegion (ClientPtr client); + +int +ProcXFixesExpandRegion (ClientPtr client); + +int +SProcXFixesExpandRegion (ClientPtr client); + +#endif /* _XFIXESINT_H_ */ |